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Finding the Fourth Proportional to 296.13, 443.25 and 227.43

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Solution

The fourth proportional to 296.13, 443.25 and 227.43 is: 340.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.13 : 443.25 = 227.43 : x
  2. Step 2: Convert to fraction form
    296.13/443.25 = 227.43/x
  3. Step 3: Cross multiply
    296.13x = 443.25 × 227.43
  4. Step 4: Simplify right side
    296.13x = 100,808.35
  5. Step 5: Solve for x
    x = 100,808.35/296.13
  6. Step 6: Final answer
    x = 340.42

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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.