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Finding the Third Proportional to 125,517 and 275,911.13

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Solution

The third proportional to 125,517 and 275,911.13 is: 606,507.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,517 : 275,911.13 = 275,911.13 : x
  2. Step 2: Convert to fraction form
    125,517/275,911.13 = 275,911.13/x
  3. Step 3: Cross multiply
    125,517x = 275,911.13 × 275,911.13
  4. Step 4: Simplify right side
    125,517x = 76,126,948,898.77
  5. Step 5: Solve for x
    x = 76,126,948,898.77/125,517
  6. Step 6: Final answer
    x = 606,507.08

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.