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Finding the Fourth Proportional to 267,380.59, 400,862.71 and 132,351.49

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Solution

The fourth proportional to 267,380.59, 400,862.71 and 132,351.49 is: 198,424.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,380.59 : 400,862.71 = 132,351.49 : x
  2. Step 2: Convert to fraction form
    267,380.59/400,862.71 = 132,351.49/x
  3. Step 3: Cross multiply
    267,380.59x = 400,862.71 × 132,351.49
  4. Step 4: Simplify right side
    267,380.59x = 53,054,776,953.94
  5. Step 5: Solve for x
    x = 53,054,776,953.94/267,380.59
  6. Step 6: Final answer
    x = 198,424.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.