यदि \(\frac{a}{7} = \frac{b}{8} = \frac{c}{9} = \frac{a+b... यदि \(\frac{a}{5} = \frac{b}{6} = \frac{c}{7} = \frac{a+b... यदि \(\frac{a}{6} = \frac{b}{7} = \frac{c}{8} = \frac{a+b... यदि \(\frac{a}{4} = \frac{b}{5} = \frac{c}{6} = \frac{a+b... यदि \(\frac{a}{3} = \frac{b}{4} = \frac{c}{5} = \frac{a+b...