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Finding the Fourth Proportional to 361,757.95, 499,227.32 and 200,627.89

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Solution

The fourth proportional to 361,757.95, 499,227.32 and 200,627.89 is: 276,867.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,757.95 : 499,227.32 = 200,627.89 : x
  2. Step 2: Convert to fraction form
    361,757.95/499,227.32 = 200,627.89/x
  3. Step 3: Cross multiply
    361,757.95x = 499,227.32 × 200,627.89
  4. Step 4: Simplify right side
    361,757.95x = 100,158,923,841.96
  5. Step 5: Solve for x
    x = 100,158,923,841.96/361,757.95
  6. Step 6: Final answer
    x = 276,867.24

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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.