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Finding the Fourth Proportional to 367,121.59, 550,847.59 and 198,444.43

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Solution

The fourth proportional to 367,121.59, 550,847.59 and 198,444.43 is: 297,755.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,121.59 : 550,847.59 = 198,444.43 : x
  2. Step 2: Convert to fraction form
    367,121.59/550,847.59 = 198,444.43/x
  3. Step 3: Cross multiply
    367,121.59x = 550,847.59 × 198,444.43
  4. Step 4: Simplify right side
    367,121.59x = 109,312,635,841.52
  5. Step 5: Solve for x
    x = 109,312,635,841.52/367,121.59
  6. Step 6: Final answer
    x = 297,755.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.