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Finding the Third Proportional to 6,247.13 and 9,351.28

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Solution

The third proportional to 6,247.13 and 9,351.28 is: 13,997.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.13 : 9,351.28 = 9,351.28 : x
  2. Step 2: Convert to fraction form
    6,247.13/9,351.28 = 9,351.28/x
  3. Step 3: Cross multiply
    6,247.13x = 9,351.28 × 9,351.28
  4. Step 4: Simplify right side
    6,247.13x = 87,446,461.02
  5. Step 5: Solve for x
    x = 87,446,461.02/6,247.13
  6. Step 6: Final answer
    x = 13,997.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.