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Finding the Fourth Proportional to 383,753.97, 574,882.92 and 233,621.91

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Solution

The fourth proportional to 383,753.97, 574,882.92 and 233,621.91 is: 349,977.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,753.97 : 574,882.92 = 233,621.91 : x
  2. Step 2: Convert to fraction form
    383,753.97/574,882.92 = 233,621.91/x
  3. Step 3: Cross multiply
    383,753.97x = 574,882.92 × 233,621.91
  4. Step 4: Simplify right side
    383,753.97x = 134,305,245,796.78
  5. Step 5: Solve for x
    x = 134,305,245,796.78/383,753.97
  6. Step 6: Final answer
    x = 349,977.48

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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.