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Finding the Fourth Proportional to 248.43, 372.13 and 183.62

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Solution

The fourth proportional to 248.43, 372.13 and 183.62 is: 275.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.43 : 372.13 = 183.62 : x
  2. Step 2: Convert to fraction form
    248.43/372.13 = 183.62/x
  3. Step 3: Cross multiply
    248.43x = 372.13 × 183.62
  4. Step 4: Simplify right side
    248.43x = 68,329.66
  5. Step 5: Solve for x
    x = 68,329.66/248.43
  6. Step 6: Final answer
    x = 275.05

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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.