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Finding the Fourth Proportional to 252.99, 348.46 and 179.17

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Solution

The fourth proportional to 252.99, 348.46 and 179.17 is: 246.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.99 : 348.46 = 179.17 : x
  2. Step 2: Convert to fraction form
    252.99/348.46 = 179.17/x
  3. Step 3: Cross multiply
    252.99x = 348.46 × 179.17
  4. Step 4: Simplify right side
    252.99x = 62,433.58
  5. Step 5: Solve for x
    x = 62,433.58/252.99
  6. Step 6: Final answer
    x = 246.78

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.