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Finding the Fourth Proportional to 394,575.93, 591,605.10 and 223,800.39

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Solution

The fourth proportional to 394,575.93, 591,605.10 and 223,800.39 is: 335,553.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,575.93 : 591,605.10 = 223,800.39 : x
  2. Step 2: Convert to fraction form
    394,575.93/591,605.10 = 223,800.39/x
  3. Step 3: Cross multiply
    394,575.93x = 591,605.10 × 223,800.39
  4. Step 4: Simplify right side
    394,575.93x = 132,401,452,105.99
  5. Step 5: Solve for x
    x = 132,401,452,105.99/394,575.93
  6. Step 6: Final answer
    x = 335,553.80

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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.