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Finding the Fourth Proportional to 437,737.97, 603,939.44 and 345,565.04

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Solution

The fourth proportional to 437,737.97, 603,939.44 and 345,565.04 is: 476,770.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,737.97 : 603,939.44 = 345,565.04 : x
  2. Step 2: Convert to fraction form
    437,737.97/603,939.44 = 345,565.04/x
  3. Step 3: Cross multiply
    437,737.97x = 603,939.44 × 345,565.04
  4. Step 4: Simplify right side
    437,737.97x = 208,700,354,585.39
  5. Step 5: Solve for x
    x = 208,700,354,585.39/437,737.97
  6. Step 6: Final answer
    x = 476,770.05

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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.