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Finding the Third Proportional to 40,267.13 and 87,171.19

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Solution

The third proportional to 40,267.13 and 87,171.19 is: 188,710.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,267.13 : 87,171.19 = 87,171.19 : x
  2. Step 2: Convert to fraction form
    40,267.13/87,171.19 = 87,171.19/x
  3. Step 3: Cross multiply
    40,267.13x = 87,171.19 × 87,171.19
  4. Step 4: Simplify right side
    40,267.13x = 7,598,815,930.16
  5. Step 5: Solve for x
    x = 7,598,815,930.16/40,267.13
  6. Step 6: Final answer
    x = 188,710.17

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.