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Finding the Third Proportional to 7,399 and 8,983

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Solution

The third proportional to 7,399 and 8,983 is: 10,906.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399 : 8,983 = 8,983 : x
  2. Step 2: Convert to fraction form
    7,399/8,983 = 8,983/x
  3. Step 3: Cross multiply
    7,399x = 8,983 × 8,983
  4. Step 4: Simplify right side
    7,399x = 80,694,289
  5. Step 5: Solve for x
    x = 80,694,289/7,399
  6. Step 6: Final answer
    x = 10,906.11

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Why These Related Problems?

These problems maintain the same ratio (1.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.