Question 676854
{{{(2/3)/(1/7) = (w/21)}}}
Division is the same a multiplying by the inverse
{{{(2/3)(7/1) = (w/21)}}}
{{{14/3 = w/21}}}
Multiply both sides by 21
{{{(14/cross(3))(7cross(21)) = (w/cross(21))(cross(21))}}}
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{{{highlight_green(w=98)}}}
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