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Finding the Fourth Proportional to 359,528.68, 496,149.00 and 198,383.61

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Solution

The fourth proportional to 359,528.68, 496,149.00 and 198,383.61 is: 273,769.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,528.68 : 496,149.00 = 198,383.61 : x
  2. Step 2: Convert to fraction form
    359,528.68/496,149.00 = 198,383.61/x
  3. Step 3: Cross multiply
    359,528.68x = 496,149.00 × 198,383.61
  4. Step 4: Simplify right side
    359,528.68x = 98,427,826,648.25
  5. Step 5: Solve for x
    x = 98,427,826,648.25/359,528.68
  6. Step 6: Final answer
    x = 273,769.06

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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.