Home / 361,717.52-499,176.18-200,579.36

Finding the Fourth Proportional to 361,717.52, 499,176.18 and 200,579.36

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Solution

The fourth proportional to 361,717.52, 499,176.18 and 200,579.36 is: 276,802.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,717.52 : 499,176.18 = 200,579.36 : x
  2. Step 2: Convert to fraction form
    361,717.52/499,176.18 = 200,579.36/x
  3. Step 3: Cross multiply
    361,717.52x = 499,176.18 × 200,579.36
  4. Step 4: Simplify right side
    361,717.52x = 100,124,438,711.65
  5. Step 5: Solve for x
    x = 100,124,438,711.65/361,717.52
  6. Step 6: Final answer
    x = 276,802.85

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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.