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Finding the Fourth Proportional to 361,593.74, 499,023.29 and 200,455.58

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Solution

The fourth proportional to 361,593.74, 499,023.29 and 200,455.58 is: 276,641.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,593.74 : 499,023.29 = 200,455.58 : x
  2. Step 2: Convert to fraction form
    361,593.74/499,023.29 = 200,455.58/x
  3. Step 3: Cross multiply
    361,593.74x = 499,023.29 × 200,455.58
  4. Step 4: Simplify right side
    361,593.74x = 100,032,002,028.18
  5. Step 5: Solve for x
    x = 100,032,002,028.18/361,593.74
  6. Step 6: Final answer
    x = 276,641.96

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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.