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Finding the Fourth Proportional to 350.58, 525.68 and 167.88

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Solution

The fourth proportional to 350.58, 525.68 and 167.88 is: 251.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.58 : 525.68 = 167.88 : x
  2. Step 2: Convert to fraction form
    350.58/525.68 = 167.88/x
  3. Step 3: Cross multiply
    350.58x = 525.68 × 167.88
  4. Step 4: Simplify right side
    350.58x = 88,251.16
  5. Step 5: Solve for x
    x = 88,251.16/350.58
  6. Step 6: Final answer
    x = 251.73

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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.