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Finding the Fourth Proportional to 267,909.64, 369,720.07 and 147,062.17

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Solution

The fourth proportional to 267,909.64, 369,720.07 and 147,062.17 is: 202,948.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,909.64 : 369,720.07 = 147,062.17 : x
  2. Step 2: Convert to fraction form
    267,909.64/369,720.07 = 147,062.17/x
  3. Step 3: Cross multiply
    267,909.64x = 369,720.07 × 147,062.17
  4. Step 4: Simplify right side
    267,909.64x = 54,371,833,202.84
  5. Step 5: Solve for x
    x = 54,371,833,202.84/267,909.64
  6. Step 6: Final answer
    x = 202,948.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.