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Finding the Fourth Proportional to 244.35, 336.96 and 238.95

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Solution

The fourth proportional to 244.35, 336.96 and 238.95 is: 329.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.35 : 336.96 = 238.95 : x
  2. Step 2: Convert to fraction form
    244.35/336.96 = 238.95/x
  3. Step 3: Cross multiply
    244.35x = 336.96 × 238.95
  4. Step 4: Simplify right side
    244.35x = 80,516.59
  5. Step 5: Solve for x
    x = 80,516.59/244.35
  6. Step 6: Final answer
    x = 329.51

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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.