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Finding the Fourth Proportional to 252.63, 348.49 and 169.59

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Solution

The fourth proportional to 252.63, 348.49 and 169.59 is: 233.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.63 : 348.49 = 169.59 : x
  2. Step 2: Convert to fraction form
    252.63/348.49 = 169.59/x
  3. Step 3: Cross multiply
    252.63x = 348.49 × 169.59
  4. Step 4: Simplify right side
    252.63x = 59,100.00
  5. Step 5: Solve for x
    x = 59,100.00/252.63
  6. Step 6: Final answer
    x = 233.94

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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.