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Finding the Fourth Proportional to 441.46, 662.19 and 116.83

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Solution

The fourth proportional to 441.46, 662.19 and 116.83 is: 175.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.46 : 662.19 = 116.83 : x
  2. Step 2: Convert to fraction form
    441.46/662.19 = 116.83/x
  3. Step 3: Cross multiply
    441.46x = 662.19 × 116.83
  4. Step 4: Simplify right side
    441.46x = 77,363.66
  5. Step 5: Solve for x
    x = 77,363.66/441.46
  6. Step 6: Final answer
    x = 175.25

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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.