Select the option that is related to the third number in the same way as the second number is related to the first number.
18 : 323 :: 24 : ?
Let the fourth number be x.
$$323 = 18^{2} - 1$$
Therefore,Â
$$x = 24^{2} - 1 = 576 - 1 = 575$$
Option B is correct.
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