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Finding the Fourth Proportional to 267,151.62, 368,724.90 and 245,607.24

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Solution

The fourth proportional to 267,151.62, 368,724.90 and 245,607.24 is: 338,989.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,151.62 : 368,724.90 = 245,607.24 : x
  2. Step 2: Convert to fraction form
    267,151.62/368,724.90 = 245,607.24/x
  3. Step 3: Cross multiply
    267,151.62x = 368,724.90 × 245,607.24
  4. Step 4: Simplify right side
    267,151.62x = 90,561,505,008.28
  5. Step 5: Solve for x
    x = 90,561,505,008.28/267,151.62
  6. Step 6: Final answer
    x = 338,989.17

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1.5x scale

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.