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Finding the Fourth Proportional to 227.54, 341.44 and 146.54

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Solution

The fourth proportional to 227.54, 341.44 and 146.54 is: 219.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.54 : 341.44 = 146.54 : x
  2. Step 2: Convert to fraction form
    227.54/341.44 = 146.54/x
  3. Step 3: Cross multiply
    227.54x = 341.44 × 146.54
  4. Step 4: Simplify right side
    227.54x = 50,034.62
  5. Step 5: Solve for x
    x = 50,034.62/227.54
  6. Step 6: Final answer
    x = 219.89

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.