Finding the Third Proportional to 22,290 and 31,932
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Solution
The third proportional to 22,290 and 31,932 is: 45,744.85
Step by Step Solution
- Step 1: Write the proportion equation
22,290 : 31,932 = 31,932 : x - Step 2: Convert to fraction form
22,290/31,932 = 31,932/x - Step 3: Cross multiply
22,290x = 31,932 × 31,932 - Step 4: Simplify right side
22,290x = 1,019,652,624 - Step 5: Solve for x
x = 1,019,652,624/22,290 - Step 6: Final answer
x = 45,744.85
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.