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Finding the Third Proportional to 4,489 and 6,599

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Solution

The third proportional to 4,489 and 6,599 is: 9,700.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,489 : 6,599 = 6,599 : x
  2. Step 2: Convert to fraction form
    4,489/6,599 = 6,599/x
  3. Step 3: Cross multiply
    4,489x = 6,599 × 6,599
  4. Step 4: Simplify right side
    4,489x = 43,546,801
  5. Step 5: Solve for x
    x = 43,546,801/4,489
  6. Step 6: Final answer
    x = 9,700.78

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.