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Finding the Fourth Proportional to 244.44, 337.34 and 161.71

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Solution

The fourth proportional to 244.44, 337.34 and 161.71 is: 223.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.44 : 337.34 = 161.71 : x
  2. Step 2: Convert to fraction form
    244.44/337.34 = 161.71/x
  3. Step 3: Cross multiply
    244.44x = 337.34 × 161.71
  4. Step 4: Simplify right side
    244.44x = 54,550.81
  5. Step 5: Solve for x
    x = 54,550.81/244.44
  6. Step 6: Final answer
    x = 223.17

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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.