Home / 332,983.56-499,392.19-130,620.79

Finding the Fourth Proportional to 332,983.56, 499,392.19 and 130,620.79

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Solution

The fourth proportional to 332,983.56, 499,392.19 and 130,620.79 is: 195,898.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,983.56 : 499,392.19 = 130,620.79 : x
  2. Step 2: Convert to fraction form
    332,983.56/499,392.19 = 130,620.79/x
  3. Step 3: Cross multiply
    332,983.56x = 499,392.19 × 130,620.79
  4. Step 4: Simplify right side
    332,983.56x = 65,231,002,377.63
  5. Step 5: Solve for x
    x = 65,231,002,377.63/332,983.56
  6. Step 6: Final answer
    x = 195,898.57

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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.