Finding the Third Proportional to 217,772.25 and 332,193.75
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Solution
The third proportional to 217,772.25 and 332,193.75 is: 506,734.39
Step by Step Solution
- Step 1: Write the proportion equation
217,772.25 : 332,193.75 = 332,193.75 : x - Step 2: Convert to fraction form
217,772.25/332,193.75 = 332,193.75/x - Step 3: Cross multiply
217,772.25x = 332,193.75 × 332,193.75 - Step 4: Simplify right side
217,772.25x = 110,352,687,539.06 - Step 5: Solve for x
x = 110,352,687,539.06/217,772.25 - Step 6: Final answer
x = 506,734.39
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.