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Finding the Third Proportional to 10,029.09 and 15,520.97

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Solution

The third proportional to 10,029.09 and 15,520.97 is: 24,020.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,029.09 : 15,520.97 = 15,520.97 : x
  2. Step 2: Convert to fraction form
    10,029.09/15,520.97 = 15,520.97/x
  3. Step 3: Cross multiply
    10,029.09x = 15,520.97 × 15,520.97
  4. Step 4: Simplify right side
    10,029.09x = 240,900,584.62
  5. Step 5: Solve for x
    x = 240,900,584.62/10,029.09
  6. Step 6: Final answer
    x = 24,020.19

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.