If $P\left(x,y,z\right)$ is a point on the line segment joining $Q\left(2,2,4\right)andR\left(3,5,6\right)$ such that the projections of $\vec{O}P$ on the axes are 13/5, 19/5 and 26/5, respectively, then find the ratio in which $P$ divides $QR\dot{}$

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