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Finding the Fourth Proportional to 362.89, 544.43 and 106.39

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Solution

The fourth proportional to 362.89, 544.43 and 106.39 is: 159.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.89 : 544.43 = 106.39 : x
  2. Step 2: Convert to fraction form
    362.89/544.43 = 106.39/x
  3. Step 3: Cross multiply
    362.89x = 544.43 × 106.39
  4. Step 4: Simplify right side
    362.89x = 57,921.38
  5. Step 5: Solve for x
    x = 57,921.38/362.89
  6. Step 6: Final answer
    x = 159.61

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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.