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Finding the Fourth Proportional to 655,375.59, 903,952.41 and 437,474.39

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Solution

The fourth proportional to 655,375.59, 903,952.41 and 437,474.39 is: 603,403.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,375.59 : 903,952.41 = 437,474.39 : x
  2. Step 2: Convert to fraction form
    655,375.59/903,952.41 = 437,474.39/x
  3. Step 3: Cross multiply
    655,375.59x = 903,952.41 × 437,474.39
  4. Step 4: Simplify right side
    655,375.59x = 395,456,024,634.02
  5. Step 5: Solve for x
    x = 395,456,024,634.02/655,375.59
  6. Step 6: Final answer
    x = 603,403.65

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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.