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Finding the Fourth Proportional to 447,524.88, 617,584.41 and 246,320.88

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Solution

The fourth proportional to 447,524.88, 617,584.41 and 246,320.88 is: 339,922.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,524.88 : 617,584.41 = 246,320.88 : x
  2. Step 2: Convert to fraction form
    447,524.88/617,584.41 = 246,320.88/x
  3. Step 3: Cross multiply
    447,524.88x = 617,584.41 × 246,320.88
  4. Step 4: Simplify right side
    447,524.88x = 152,123,935,345.48
  5. Step 5: Solve for x
    x = 152,123,935,345.48/447,524.88
  6. Step 6: Final answer
    x = 339,922.86

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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.