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# Solve this

Let $$A = \{ n,n+1,n+2,\ldots, 2n\}$$.
Find the least value of $$n$$ for witch
there are five elements $$a,b,c,d$$ and $$e$$ in $$A$$ satisfying the constraint $$\dfrac ac = \dfrac bd = \dfrac ce$$.

Note by Ißra Jörg
1 year, 1 month ago