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Finding the Third Proportional to 18,123,925.50 and 27,449,120.25

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Solution

The third proportional to 18,123,925.50 and 27,449,120.25 is: 41,572,351.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,123,925.50 : 27,449,120.25 = 27,449,120.25 : x
  2. Step 2: Convert to fraction form
    18,123,925.50/27,449,120.25 = 27,449,120.25/x
  3. Step 3: Cross multiply
    18,123,925.50x = 27,449,120.25 × 27,449,120.25
  4. Step 4: Simplify right side
    18,123,925.50x = 753,454,202,498,960
  5. Step 5: Solve for x
    x = 753,454,202,498,960/18,123,925.50
  6. Step 6: Final answer
    x = 41,572,351.56

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.