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Finding the Fourth Proportional to 534,351.89, 737,391.33 and 304,905.01

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Solution

The fourth proportional to 534,351.89, 737,391.33 and 304,905.01 is: 420,760.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,351.89 : 737,391.33 = 304,905.01 : x
  2. Step 2: Convert to fraction form
    534,351.89/737,391.33 = 304,905.01/x
  3. Step 3: Cross multiply
    534,351.89x = 737,391.33 × 304,905.01
  4. Step 4: Simplify right side
    534,351.89x = 224,834,311,769.30
  5. Step 5: Solve for x
    x = 224,834,311,769.30/534,351.89
  6. Step 6: Final answer
    x = 420,760.76

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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.