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Finding the Fourth Proportional to 250.96, 375.96 and 173.82

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Solution

The fourth proportional to 250.96, 375.96 and 173.82 is: 260.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.96 : 375.96 = 173.82 : x
  2. Step 2: Convert to fraction form
    250.96/375.96 = 173.82/x
  3. Step 3: Cross multiply
    250.96x = 375.96 × 173.82
  4. Step 4: Simplify right side
    250.96x = 65,349.37
  5. Step 5: Solve for x
    x = 65,349.37/250.96
  6. Step 6: Final answer
    x = 260.40

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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.