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Finding the Fourth Proportional to 360.53, 540.46 and 116.93

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Solution

The fourth proportional to 360.53, 540.46 and 116.93 is: 175.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    360.53 : 540.46 = 116.93 : x
  2. Step 2: Convert to fraction form
    360.53/540.46 = 116.93/x
  3. Step 3: Cross multiply
    360.53x = 540.46 × 116.93
  4. Step 4: Simplify right side
    360.53x = 63,192.99
  5. Step 5: Solve for x
    x = 63,192.99/360.53
  6. Step 6: Final answer
    x = 175.28

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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.