Home / 361,917.16-499,445.10-200,796.76

Finding the Fourth Proportional to 361,917.16, 499,445.10 and 200,796.76

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Solution

The fourth proportional to 361,917.16, 499,445.10 and 200,796.76 is: 277,099.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,917.16 : 499,445.10 = 200,796.76 : x
  2. Step 2: Convert to fraction form
    361,917.16/499,445.10 = 200,796.76/x
  3. Step 3: Cross multiply
    361,917.16x = 499,445.10 × 200,796.76
  4. Step 4: Simplify right side
    361,917.16x = 100,286,957,877.88
  5. Step 5: Solve for x
    x = 100,286,957,877.88/361,917.16
  6. Step 6: Final answer
    x = 277,099.21

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1.5x scale

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.