Home / 490,822.10-736,233.15-332,191.70

Finding the Fourth Proportional to 490,822.10, 736,233.15 and 332,191.70

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Solution

The fourth proportional to 490,822.10, 736,233.15 and 332,191.70 is: 498,287.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,822.10 : 736,233.15 = 332,191.70 : x
  2. Step 2: Convert to fraction form
    490,822.10/736,233.15 = 332,191.70/x
  3. Step 3: Cross multiply
    490,822.10x = 736,233.15 × 332,191.70
  4. Step 4: Simplify right side
    490,822.10x = 244,570,541,694.86
  5. Step 5: Solve for x
    x = 244,570,541,694.86/490,822.10
  6. Step 6: Final answer
    x = 498,287.55

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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.