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Finding the Fourth Proportional to 244.31, 337.54 and 170.95

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Solution

The fourth proportional to 244.31, 337.54 and 170.95 is: 236.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.31 : 337.54 = 170.95 : x
  2. Step 2: Convert to fraction form
    244.31/337.54 = 170.95/x
  3. Step 3: Cross multiply
    244.31x = 337.54 × 170.95
  4. Step 4: Simplify right side
    244.31x = 57,702.46
  5. Step 5: Solve for x
    x = 57,702.46/244.31
  6. Step 6: Final answer
    x = 236.19

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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.