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Finding the Fourth Proportional to 350.35, 525.25 and 167.57

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Solution

The fourth proportional to 350.35, 525.25 and 167.57 is: 251.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.35 : 525.25 = 167.57 : x
  2. Step 2: Convert to fraction form
    350.35/525.25 = 167.57/x
  3. Step 3: Cross multiply
    350.35x = 525.25 × 167.57
  4. Step 4: Simplify right side
    350.35x = 88,013.52
  5. Step 5: Solve for x
    x = 88,013.52/350.35
  6. Step 6: Final answer
    x = 251.22

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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.