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Finding the Third Proportional to 61,962 and 133,860

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Solution

The third proportional to 61,962 and 133,860 is: 289,185.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,962 : 133,860 = 133,860 : x
  2. Step 2: Convert to fraction form
    61,962/133,860 = 133,860/x
  3. Step 3: Cross multiply
    61,962x = 133,860 × 133,860
  4. Step 4: Simplify right side
    61,962x = 17,918,499,600
  5. Step 5: Solve for x
    x = 17,918,499,600/61,962
  6. Step 6: Final answer
    x = 289,185.30

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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.