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Finding the Fourth Proportional to 543,949.60, 816,097.20 and 244,314.40

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Solution

The fourth proportional to 543,949.60, 816,097.20 and 244,314.40 is: 366,549.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,949.60 : 816,097.20 = 244,314.40 : x
  2. Step 2: Convert to fraction form
    543,949.60/816,097.20 = 244,314.40/x
  3. Step 3: Cross multiply
    543,949.60x = 816,097.20 × 244,314.40
  4. Step 4: Simplify right side
    543,949.60x = 199,384,297,759.68
  5. Step 5: Solve for x
    x = 199,384,297,759.68/543,949.60
  6. Step 6: Final answer
    x = 366,549.21

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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.