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Finding the Fourth Proportional to 362.85, 544.40 and 180.24

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Solution

The fourth proportional to 362.85, 544.40 and 180.24 is: 270.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.85 : 544.40 = 180.24 : x
  2. Step 2: Convert to fraction form
    362.85/544.40 = 180.24/x
  3. Step 3: Cross multiply
    362.85x = 544.40 × 180.24
  4. Step 4: Simplify right side
    362.85x = 98,122.66
  5. Step 5: Solve for x
    x = 98,122.66/362.85
  6. Step 6: Final answer
    x = 270.42

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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.