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Finding the Fourth Proportional to 314.03, 470.02 and 167.58

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Solution

The fourth proportional to 314.03, 470.02 and 167.58 is: 250.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    314.03 : 470.02 = 167.58 : x
  2. Step 2: Convert to fraction form
    314.03/470.02 = 167.58/x
  3. Step 3: Cross multiply
    314.03x = 470.02 × 167.58
  4. Step 4: Simplify right side
    314.03x = 78,765.95
  5. Step 5: Solve for x
    x = 78,765.95/314.03
  6. Step 6: Final answer
    x = 250.82

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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.