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Finding the Fourth Proportional to 441.18, 608.86 and 244.72

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Solution

The fourth proportional to 441.18, 608.86 and 244.72 is: 337.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.18 : 608.86 = 244.72 : x
  2. Step 2: Convert to fraction form
    441.18/608.86 = 244.72/x
  3. Step 3: Cross multiply
    441.18x = 608.86 × 244.72
  4. Step 4: Simplify right side
    441.18x = 149,000.22
  5. Step 5: Solve for x
    x = 149,000.22/441.18
  6. Step 6: Final answer
    x = 337.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.