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Finding the Third Proportional to 60,665 and 131,266

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Solution

The third proportional to 60,665 and 131,266 is: 284,031.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,665 : 131,266 = 131,266 : x
  2. Step 2: Convert to fraction form
    60,665/131,266 = 131,266/x
  3. Step 3: Cross multiply
    60,665x = 131,266 × 131,266
  4. Step 4: Simplify right side
    60,665x = 17,230,762,756
  5. Step 5: Solve for x
    x = 17,230,762,756/60,665
  6. Step 6: Final answer
    x = 284,031.36

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.