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Finding the Fourth Proportional to 244.82, 337.83 and 157.34

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Solution

The fourth proportional to 244.82, 337.83 and 157.34 is: 217.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.82 : 337.83 = 157.34 : x
  2. Step 2: Convert to fraction form
    244.82/337.83 = 157.34/x
  3. Step 3: Cross multiply
    244.82x = 337.83 × 157.34
  4. Step 4: Simplify right side
    244.82x = 53,154.17
  5. Step 5: Solve for x
    x = 53,154.17/244.82
  6. Step 6: Final answer
    x = 217.12

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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.