(1\dfrac{2}{3})^3 = (4\dfrac{3}{4})^2 = (\dfrac{1}{2})^7 = (\dfrac{1}{7})^3 = (\dfrac{3}{5})^4 = \dfrac{1}{343} \dfrac{125}{27} \dfrac{81}{625} \dfrac{361}{16} \dfrac{1}{128}