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Finding the Fourth Proportional to 244.24, 337.14 and 155.79

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Solution

The fourth proportional to 244.24, 337.14 and 155.79 is: 215.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.24 : 337.14 = 155.79 : x
  2. Step 2: Convert to fraction form
    244.24/337.14 = 155.79/x
  3. Step 3: Cross multiply
    244.24x = 337.14 × 155.79
  4. Step 4: Simplify right side
    244.24x = 52,523.04
  5. Step 5: Solve for x
    x = 52,523.04/244.24
  6. Step 6: Final answer
    x = 215.05

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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.