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Finding the Third Proportional to 203,583.75 and 267,712.13

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Solution

The third proportional to 203,583.75 and 267,712.13 is: 352,040.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,583.75 : 267,712.13 = 267,712.13 : x
  2. Step 2: Convert to fraction form
    203,583.75/267,712.13 = 267,712.13/x
  3. Step 3: Cross multiply
    203,583.75x = 267,712.13 × 267,712.13
  4. Step 4: Simplify right side
    203,583.75x = 71,669,781,872.02
  5. Step 5: Solve for x
    x = 71,669,781,872.02/203,583.75
  6. Step 6: Final answer
    x = 352,040.78

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Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.