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Finding the Fourth Proportional to 360.41, 540.49 and 116.87

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Solution

The fourth proportional to 360.41, 540.49 and 116.87 is: 175.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    360.41 : 540.49 = 116.87 : x
  2. Step 2: Convert to fraction form
    360.41/540.49 = 116.87/x
  3. Step 3: Cross multiply
    360.41x = 540.49 × 116.87
  4. Step 4: Simplify right side
    360.41x = 63,166.48
  5. Step 5: Solve for x
    x = 63,166.48/360.41
  6. Step 6: Final answer
    x = 175.27

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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.