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Finding the Fourth Proportional to 440.66, 608.11 and 244.17

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Solution

The fourth proportional to 440.66, 608.11 and 244.17 is: 336.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    440.66 : 608.11 = 244.17 : x
  2. Step 2: Convert to fraction form
    440.66/608.11 = 244.17/x
  3. Step 3: Cross multiply
    440.66x = 608.11 × 244.17
  4. Step 4: Simplify right side
    440.66x = 148,481.61
  5. Step 5: Solve for x
    x = 148,481.61/440.66
  6. Step 6: Final answer
    x = 336.96

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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.