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Finding the Third Proportional to 122,377.50 and 267,171.75

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Solution

The third proportional to 122,377.50 and 267,171.75 is: 583,283.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,377.50 : 267,171.75 = 267,171.75 : x
  2. Step 2: Convert to fraction form
    122,377.50/267,171.75 = 267,171.75/x
  3. Step 3: Cross multiply
    122,377.50x = 267,171.75 × 267,171.75
  4. Step 4: Simplify right side
    122,377.50x = 71,380,743,998.06
  5. Step 5: Solve for x
    x = 71,380,743,998.06/122,377.50
  6. Step 6: Final answer
    x = 583,283.23

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.