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Finding the Fourth Proportional to 244.71, 337.90 and 162.18

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Solution

The fourth proportional to 244.71, 337.90 and 162.18 is: 223.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.71 : 337.90 = 162.18 : x
  2. Step 2: Convert to fraction form
    244.71/337.90 = 162.18/x
  3. Step 3: Cross multiply
    244.71x = 337.90 × 162.18
  4. Step 4: Simplify right side
    244.71x = 54,802.28
  5. Step 5: Solve for x
    x = 54,802.28/244.71
  6. Step 6: Final answer
    x = 223.95

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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.