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Finding the Fourth Proportional to 363,671.66, 501,859.05 and 200,332.73

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Solution

The fourth proportional to 363,671.66, 501,859.05 and 200,332.73 is: 276,454.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,671.66 : 501,859.05 = 200,332.73 : x
  2. Step 2: Convert to fraction form
    363,671.66/501,859.05 = 200,332.73/x
  3. Step 3: Cross multiply
    363,671.66x = 501,859.05 × 200,332.73
  4. Step 4: Simplify right side
    363,671.66x = 100,538,793,561.71
  5. Step 5: Solve for x
    x = 100,538,793,561.71/363,671.66
  6. Step 6: Final answer
    x = 276,454.85

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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.