\[\boxed{\text{5.}\text{368.}}\]
\[\frac{1}{3} = \frac{8}{24};\ \]
\[\frac{3}{8} = \frac{9}{24};\ \]
\[\frac{5}{12} = \frac{10}{24};\ \]
\[\frac{4}{9} \rightarrow 24\ :9 \rightarrow \ нельзя\ привести\ \]
\[к\ знаменателю\ 24;\ \]
\[\frac{7}{11} \rightarrow 24\ :11 \rightarrow \ нельзя\ \]
\[привести\ к\ знаменателю\ 24;\ \ \]
\[\ \frac{24}{36} = \frac{2}{3} = \frac{16}{24}\text{.\ \ }\]