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Finding the Third Proportional to 126,470 and 292,793

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Solution

The third proportional to 126,470 and 292,793 is: 677,850.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,470 : 292,793 = 292,793 : x
  2. Step 2: Convert to fraction form
    126,470/292,793 = 292,793/x
  3. Step 3: Cross multiply
    126,470x = 292,793 × 292,793
  4. Step 4: Simplify right side
    126,470x = 85,727,740,849
  5. Step 5: Solve for x
    x = 85,727,740,849/126,470
  6. Step 6: Final answer
    x = 677,850.41

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.