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Finding the Fourth Proportional to 227.89, 341.56 and 173.62

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Solution

The fourth proportional to 227.89, 341.56 and 173.62 is: 260.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.89 : 341.56 = 173.62 : x
  2. Step 2: Convert to fraction form
    227.89/341.56 = 173.62/x
  3. Step 3: Cross multiply
    227.89x = 341.56 × 173.62
  4. Step 4: Simplify right side
    227.89x = 59,301.65
  5. Step 5: Solve for x
    x = 59,301.65/227.89
  6. Step 6: Final answer
    x = 260.22

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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.