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Finding the Fourth Proportional to 244.30, 337.17 and 157.23

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Solution

The fourth proportional to 244.30, 337.17 and 157.23 is: 217.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.30 : 337.17 = 157.23 : x
  2. Step 2: Convert to fraction form
    244.30/337.17 = 157.23/x
  3. Step 3: Cross multiply
    244.30x = 337.17 × 157.23
  4. Step 4: Simplify right side
    244.30x = 53,013.24
  5. Step 5: Solve for x
    x = 53,013.24/244.30
  6. Step 6: Final answer
    x = 217.00

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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.