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Finding the Fourth Proportional to 544.38, 816.69 and 179.19

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Solution

The fourth proportional to 544.38, 816.69 and 179.19 is: 268.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.38 : 816.69 = 179.19 : x
  2. Step 2: Convert to fraction form
    544.38/816.69 = 179.19/x
  3. Step 3: Cross multiply
    544.38x = 816.69 × 179.19
  4. Step 4: Simplify right side
    544.38x = 146,342.68
  5. Step 5: Solve for x
    x = 146,342.68/544.38
  6. Step 6: Final answer
    x = 268.82

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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.