# Harmonic Progression

Algebra Level pending

If $${ T }_{ k }$$ denotes the $${ k }^\text{ th }$$ term of a harmonic progression from the beginning and $$\dfrac { { T }_{ 2 } }{ { T }_{ 6 } } =9$$, then what is the the value of $$\dfrac { { T }_{ 10 } }{ { T }_{ 4 } }$$ ?

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