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Finding the Fourth Proportional to 361,891.91, 499,413.09 and 200,757.17

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Solution

The fourth proportional to 361,891.91, 499,413.09 and 200,757.17 is: 277,046.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,891.91 : 499,413.09 = 200,757.17 : x
  2. Step 2: Convert to fraction form
    361,891.91/499,413.09 = 200,757.17/x
  3. Step 3: Cross multiply
    361,891.91x = 499,413.09 × 200,757.17
  4. Step 4: Simplify right side
    361,891.91x = 100,260,756,112.29
  5. Step 5: Solve for x
    x = 100,260,756,112.29/361,891.91
  6. Step 6: Final answer
    x = 277,046.14

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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.