Question 1125866
{{{ a/b = 4/5 }}}
{{{ a = (4/5)*b }}}
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{{{ b/c = 7/8 }}}
{{{ c = (8/7)*b }}}
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(4/5)*b : b : (8/7)*b
multiply ratio by {{{ 35 }}}
28b : 35b : 40b
divide ratio by {{{ b }}}
28:35:40