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Finding the Fourth Proportional to 248.48, 370.24 and 237.44

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Solution

The fourth proportional to 248.48, 370.24 and 237.44 is: 353.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.48 : 370.24 = 237.44 : x
  2. Step 2: Convert to fraction form
    248.48/370.24 = 237.44/x
  3. Step 3: Cross multiply
    248.48x = 370.24 × 237.44
  4. Step 4: Simplify right side
    248.48x = 87,909.79
  5. Step 5: Solve for x
    x = 87,909.79/248.48
  6. Step 6: Final answer
    x = 353.79

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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.