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Finding the Fourth Proportional to 244.39, 337.40 and 170.68

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Solution

The fourth proportional to 244.39, 337.40 and 170.68 is: 235.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.39 : 337.40 = 170.68 : x
  2. Step 2: Convert to fraction form
    244.39/337.40 = 170.68/x
  3. Step 3: Cross multiply
    244.39x = 337.40 × 170.68
  4. Step 4: Simplify right side
    244.39x = 57,587.43
  5. Step 5: Solve for x
    x = 57,587.43/244.39
  6. Step 6: Final answer
    x = 235.64

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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.