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Finding the Fourth Proportional to 377.49, 566.08 and 157.97

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Solution

The fourth proportional to 377.49, 566.08 and 157.97 is: 236.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    377.49 : 566.08 = 157.97 : x
  2. Step 2: Convert to fraction form
    377.49/566.08 = 157.97/x
  3. Step 3: Cross multiply
    377.49x = 566.08 × 157.97
  4. Step 4: Simplify right side
    377.49x = 89,420.43
  5. Step 5: Solve for x
    x = 89,420.43/377.49
  6. Step 6: Final answer
    x = 236.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.