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Finding the Third Proportional to 61,179.75 and 134,772.75

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Solution

The third proportional to 61,179.75 and 134,772.75 is: 296,890.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,179.75 : 134,772.75 = 134,772.75 : x
  2. Step 2: Convert to fraction form
    61,179.75/134,772.75 = 134,772.75/x
  3. Step 3: Cross multiply
    61,179.75x = 134,772.75 × 134,772.75
  4. Step 4: Simplify right side
    61,179.75x = 18,163,694,142.56
  5. Step 5: Solve for x
    x = 18,163,694,142.56/61,179.75
  6. Step 6: Final answer
    x = 296,890.62

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.