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Finding the Fourth Proportional to 244.32, 337.68 and 217.23

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Solution

The fourth proportional to 244.32, 337.68 and 217.23 is: 300.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.32 : 337.68 = 217.23 : x
  2. Step 2: Convert to fraction form
    244.32/337.68 = 217.23/x
  3. Step 3: Cross multiply
    244.32x = 337.68 × 217.23
  4. Step 4: Simplify right side
    244.32x = 73,354.23
  5. Step 5: Solve for x
    x = 73,354.23/244.32
  6. Step 6: Final answer
    x = 300.24

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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.