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Finding the Third Proportional to 131,288.63 and 267,391.13

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Solution

The third proportional to 131,288.63 and 267,391.13 is: 544,586.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,288.63 : 267,391.13 = 267,391.13 : x
  2. Step 2: Convert to fraction form
    131,288.63/267,391.13 = 267,391.13/x
  3. Step 3: Cross multiply
    131,288.63x = 267,391.13 × 267,391.13
  4. Step 4: Simplify right side
    131,288.63x = 71,498,013,728.77
  5. Step 5: Solve for x
    x = 71,498,013,728.77/131,288.63
  6. Step 6: Final answer
    x = 544,586.51

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.