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Finding the Fourth Proportional to 262.85, 362.63 and 169.59

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Solution

The fourth proportional to 262.85, 362.63 and 169.59 is: 233.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    262.85 : 362.63 = 169.59 : x
  2. Step 2: Convert to fraction form
    262.85/362.63 = 169.59/x
  3. Step 3: Cross multiply
    262.85x = 362.63 × 169.59
  4. Step 4: Simplify right side
    262.85x = 61,496.61
  5. Step 5: Solve for x
    x = 61,496.61/262.85
  6. Step 6: Final answer
    x = 233.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.