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Finding the Fourth Proportional to 323,144.57, 484,716.98 and 322,677.61

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Solution

The fourth proportional to 323,144.57, 484,716.98 and 322,677.61 is: 484,016.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,144.57 : 484,716.98 = 322,677.61 : x
  2. Step 2: Convert to fraction form
    323,144.57/484,716.98 = 322,677.61/x
  3. Step 3: Cross multiply
    323,144.57x = 484,716.98 × 322,677.61
  4. Step 4: Simplify right side
    323,144.57x = 156,407,315,019.43
  5. Step 5: Solve for x
    x = 156,407,315,019.43/323,144.57
  6. Step 6: Final answer
    x = 484,016.54

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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.