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Finding the Third Proportional to 6,139.50 and 9,604.13

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Solution

The third proportional to 6,139.50 and 9,604.13 is: 15,023.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139.50 : 9,604.13 = 9,604.13 : x
  2. Step 2: Convert to fraction form
    6,139.50/9,604.13 = 9,604.13/x
  3. Step 3: Cross multiply
    6,139.50x = 9,604.13 × 9,604.13
  4. Step 4: Simplify right side
    6,139.50x = 92,239,217.02
  5. Step 5: Solve for x
    x = 92,239,217.02/6,139.50
  6. Step 6: Final answer
    x = 15,023.90

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.