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Finding the Fourth Proportional to 227.53, 341.16 and 173.26

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Solution

The fourth proportional to 227.53, 341.16 and 173.26 is: 259.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.53 : 341.16 = 173.26 : x
  2. Step 2: Convert to fraction form
    227.53/341.16 = 173.26/x
  3. Step 3: Cross multiply
    227.53x = 341.16 × 173.26
  4. Step 4: Simplify right side
    227.53x = 59,109.38
  5. Step 5: Solve for x
    x = 59,109.38/227.53
  6. Step 6: Final answer
    x = 259.79

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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.