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Finding the Third Proportional to 683,572 and 1,472,327

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Solution

The third proportional to 683,572 and 1,472,327 is: 3,171,204.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,572 : 1,472,327 = 1,472,327 : x
  2. Step 2: Convert to fraction form
    683,572/1,472,327 = 1,472,327/x
  3. Step 3: Cross multiply
    683,572x = 1,472,327 × 1,472,327
  4. Step 4: Simplify right side
    683,572x = 2,167,746,794,929
  5. Step 5: Solve for x
    x = 2,167,746,794,929/683,572
  6. Step 6: Final answer
    x = 3,171,204.78

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.