Finding the Third Proportional to 408 and 468
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Solution
The third proportional to 408 and 468 is: 536.82
Step by Step Solution
- Step 1: Write the proportion equation
408 : 468 = 468 : x - Step 2: Convert to fraction form
408/468 = 468/x - Step 3: Cross multiply
408x = 468 × 468 - Step 4: Simplify right side
408x = 219,024 - Step 5: Solve for x
x = 219,024/408 - Step 6: Final answer
x = 536.82
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