\[\left( \sqrt[5]{9} \right)^{3}\ :27^{\frac{2}{5}} + \left( 3^{\frac{1}{2}} \cdot 2^{\frac{1}{5}} \right)^{3} \cdot \frac{\sqrt[5]{4}}{\sqrt{3}} =\]
\[= 3^{\frac{6}{5}}\ :3^{\frac{6}{5}} + 3^{\frac{3}{2}} \cdot 3^{\frac{3}{5}} \cdot 2^{\frac{2}{5}}\ :3^{\frac{1}{2}} =\]
\[= 1 + 3 \cdot 2 = 1 + 6 = 7\ \]