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Finding the Fourth Proportional to 472,327.93, 708,231.88 and 322,737.13

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Solution

The fourth proportional to 472,327.93, 708,231.88 and 322,737.13 is: 483,928.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,327.93 : 708,231.88 = 322,737.13 : x
  2. Step 2: Convert to fraction form
    472,327.93/708,231.88 = 322,737.13/x
  3. Step 3: Cross multiply
    472,327.93x = 708,231.88 × 322,737.13
  4. Step 4: Simplify right side
    472,327.93x = 228,572,719,170.86
  5. Step 5: Solve for x
    x = 228,572,719,170.86/472,327.93
  6. Step 6: Final answer
    x = 483,928.02

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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.