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Finding the Fourth Proportional to 244,949.80, 367,424.70 and 87,356.20

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Solution

The fourth proportional to 244,949.80, 367,424.70 and 87,356.20 is: 131,034.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,949.80 : 367,424.70 = 87,356.20 : x
  2. Step 2: Convert to fraction form
    244,949.80/367,424.70 = 87,356.20/x
  3. Step 3: Cross multiply
    244,949.80x = 367,424.70 × 87,356.20
  4. Step 4: Simplify right side
    244,949.80x = 32,096,825,578.14
  5. Step 5: Solve for x
    x = 32,096,825,578.14/244,949.80
  6. Step 6: Final answer
    x = 131,034.30

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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.