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Finding the Third Proportional to 61,656.19 and 133,882.88

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Solution

The third proportional to 61,656.19 and 133,882.88 is: 290,718.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,656.19 : 133,882.88 = 133,882.88 : x
  2. Step 2: Convert to fraction form
    61,656.19/133,882.88 = 133,882.88/x
  3. Step 3: Cross multiply
    61,656.19x = 133,882.88 × 133,882.88
  4. Step 4: Simplify right side
    61,656.19x = 17,924,624,218.27
  5. Step 5: Solve for x
    x = 17,924,624,218.27/61,656.19
  6. Step 6: Final answer
    x = 290,718.98

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.