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Finding the Fourth Proportional to 251.87, 375.67 and 244.18

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Solution

The fourth proportional to 251.87, 375.67 and 244.18 is: 364.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    251.87 : 375.67 = 244.18 : x
  2. Step 2: Convert to fraction form
    251.87/375.67 = 244.18/x
  3. Step 3: Cross multiply
    251.87x = 375.67 × 244.18
  4. Step 4: Simplify right side
    251.87x = 91,729.22
  5. Step 5: Solve for x
    x = 91,729.22/251.87
  6. Step 6: Final answer
    x = 364.20

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.