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Finding the Fourth Proportional to 244.12, 363.63 and 239.26

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Solution

The fourth proportional to 244.12, 363.63 and 239.26 is: 356.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.12 : 363.63 = 239.26 : x
  2. Step 2: Convert to fraction form
    244.12/363.63 = 239.26/x
  3. Step 3: Cross multiply
    244.12x = 363.63 × 239.26
  4. Step 4: Simplify right side
    244.12x = 87,002.11
  5. Step 5: Solve for x
    x = 87,002.11/244.12
  6. Step 6: Final answer
    x = 356.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.