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Finding the Fourth Proportional to 532,940.96, 735,500.46 and 303,507.96

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Solution

The fourth proportional to 532,940.96, 735,500.46 and 303,507.96 is: 418,864.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,940.96 : 735,500.46 = 303,507.96 : x
  2. Step 2: Convert to fraction form
    532,940.96/735,500.46 = 303,507.96/x
  3. Step 3: Cross multiply
    532,940.96x = 735,500.46 × 303,507.96
  4. Step 4: Simplify right side
    532,940.96x = 223,230,244,193.66
  5. Step 5: Solve for x
    x = 223,230,244,193.66/532,940.96
  6. Step 6: Final answer
    x = 418,864.87

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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.