Ultrasonic multiple scattering models of wave propagation through inhomogeneous particulate media frequently assumed only acoustical interactions between particles, neglecting thermal and hydrodynamic (shear-mediated) interactions. This assumption is, however, only valid at low concentrations of particles where the particle separation distances are large. Each particle has the propensity to have a short-ranged thermal or shear field around it, caused by the acoustic field, and at moderate to high concentrations these can overlap. Our recent work has shown that, in these conditions in the long acoustic wavelength regime, when the shear or thermal wavelengths are similar to the particle radius, the overlapping shear and thermal fields can result in a significant reduction in effective attenuation. The effect can be described as the conversion of compressional waves to shear/thermal waves and back again at particle/liquid boundaries. Herein, we use finite element modelling of single and groups of particles t...