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Finding the Third Proportional to 316,524 and 747,192

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Solution

The third proportional to 316,524 and 747,192 is: 1,763,834.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,524 : 747,192 = 747,192 : x
  2. Step 2: Convert to fraction form
    316,524/747,192 = 747,192/x
  3. Step 3: Cross multiply
    316,524x = 747,192 × 747,192
  4. Step 4: Simplify right side
    316,524x = 558,295,884,864
  5. Step 5: Solve for x
    x = 558,295,884,864/316,524
  6. Step 6: Final answer
    x = 1,763,834.29

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.