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Finding the Fourth Proportional to 362.87, 544.31 and 116.09

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Solution

The fourth proportional to 362.87, 544.31 and 116.09 is: 174.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.87 : 544.31 = 116.09 : x
  2. Step 2: Convert to fraction form
    362.87/544.31 = 116.09/x
  3. Step 3: Cross multiply
    362.87x = 544.31 × 116.09
  4. Step 4: Simplify right side
    362.87x = 63,185.65
  5. Step 5: Solve for x
    x = 63,185.65/362.87
  6. Step 6: Final answer
    x = 174.13

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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.