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Finding the Fourth Proportional to 247.96, 372.42 and 244.60

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Solution

The fourth proportional to 247.96, 372.42 and 244.60 is: 367.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    247.96 : 372.42 = 244.60 : x
  2. Step 2: Convert to fraction form
    247.96/372.42 = 244.60/x
  3. Step 3: Cross multiply
    247.96x = 372.42 × 244.60
  4. Step 4: Simplify right side
    247.96x = 91,093.93
  5. Step 5: Solve for x
    x = 91,093.93/247.96
  6. Step 6: Final answer
    x = 367.37

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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.