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Finding the Fourth Proportional to 493,598.89, 740,304.67 and 240,624.96

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Solution

The fourth proportional to 493,598.89, 740,304.67 and 240,624.96 is: 360,891.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,598.89 : 740,304.67 = 240,624.96 : x
  2. Step 2: Convert to fraction form
    493,598.89/740,304.67 = 240,624.96/x
  3. Step 3: Cross multiply
    493,598.89x = 740,304.67 × 240,624.96
  4. Step 4: Simplify right side
    493,598.89x = 178,135,781,606.56
  5. Step 5: Solve for x
    x = 178,135,781,606.56/493,598.89
  6. Step 6: Final answer
    x = 360,891.78

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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.