Determine the specific strength of the strongest Ni alloy, based on yield stress $758$MPa $\backslash$table$[[,$Density$],[$Metal$,($kg$/$m$^(3)),($lb$/$in$.\{$:$^(3))],[$Aluminum$,2700,(0\mathrm{.}098)],[$Beryllium$,1850,(0\mathrm{.}067)],[$Copper$,8930,(0\mathrm{.}322)],[$Lead$,11360,(0\mathrm{.}410)],[$Magnesium$,1740,(0\mathrm{.}063)],[$Nickel$,8900,(0\mathrm{.}321)],[$Titanium$,4510,(0\mathrm{.}163)],[$Tungsten$,19250,(0\mathrm{.}695)],[$Zinc$,7130,(0\mathrm{.}257)]]$

$$

$,$ and the density of the dominant component.

Round your answer to three significant figures.

Specific strength$\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_$ x $10^3$m