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Finding the Fourth Proportional to 227.44, 341.28 and 173.66

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Solution

The fourth proportional to 227.44, 341.28 and 173.66 is: 260.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.44 : 341.28 = 173.66 : x
  2. Step 2: Convert to fraction form
    227.44/341.28 = 173.66/x
  3. Step 3: Cross multiply
    227.44x = 341.28 × 173.66
  4. Step 4: Simplify right side
    227.44x = 59,266.68
  5. Step 5: Solve for x
    x = 59,266.68/227.44
  6. Step 6: Final answer
    x = 260.58

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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.