# Miscellaneous Problem on Limits 2

Calculus Level pending

Let $$f:R\rightarrow R$$ be a positive increasing function with $$\lim _{ x\rightarrow \infty }{ \frac { f(3x) }{ f(x) } }=1$$. Then $$\lim _{ x\rightarrow \infty }{ \frac { f(2x) }{ f(x) } } =$$

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