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Finding the Fourth Proportional to 252.88, 348.84 and 175.12

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Solution

The fourth proportional to 252.88, 348.84 and 175.12 is: 241.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.88 : 348.84 = 175.12 : x
  2. Step 2: Convert to fraction form
    252.88/348.84 = 175.12/x
  3. Step 3: Cross multiply
    252.88x = 348.84 × 175.12
  4. Step 4: Simplify right side
    252.88x = 61,088.86
  5. Step 5: Solve for x
    x = 61,088.86/252.88
  6. Step 6: Final answer
    x = 241.57

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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.