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Finding the Third Proportional to 124,572 and 292,453

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Solution

The third proportional to 124,572 and 292,453 is: 686,580.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,572 : 292,453 = 292,453 : x
  2. Step 2: Convert to fraction form
    124,572/292,453 = 292,453/x
  3. Step 3: Cross multiply
    124,572x = 292,453 × 292,453
  4. Step 4: Simplify right side
    124,572x = 85,528,757,209
  5. Step 5: Solve for x
    x = 85,528,757,209/124,572
  6. Step 6: Final answer
    x = 686,580.91

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.