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Finding the Fourth Proportional to 244.50, 337.44 and 157.25

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Solution

The fourth proportional to 244.50, 337.44 and 157.25 is: 217.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.50 : 337.44 = 157.25 : x
  2. Step 2: Convert to fraction form
    244.50/337.44 = 157.25/x
  3. Step 3: Cross multiply
    244.50x = 337.44 × 157.25
  4. Step 4: Simplify right side
    244.50x = 53,060.75
  5. Step 5: Solve for x
    x = 53,060.75/244.50
  6. Step 6: Final answer
    x = 217.02

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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.