Question 1135579
{{{system(2&1/2,1&3/4,625/1000)}}}


{{{625/1000=(25*25)/(25*40)=25/40=(5*5)/(5*8)=5/8}}}


-


Ratio same as these, in order:

{{{system(5/2,7/4,5/8)}}}.


If the same written in eighths,
{{{system((4/4)(5/2),(2/2)(7/4),5/8)}}}


{{{system(20/8,14/8,5/8)}}}


RESULT:  
20 : 14 : 5



-
fixed