Question 369478
{{{x/y=2/3}}}
{{{3x=2y}}}
{{{y=(3/2)x}}}
.
.
{{{y/z=3/5}}}
{{{5y=3z}}}
{{{z=(5/3)y}}}
{{{z=(5/3)(3/2)x}}}
{{{z=(5/2)x}}}
{{{z=(5/2)(10)}}}
{{{highlight(z=25)}}}