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Finding the Fourth Proportional to 248.93, 343.41 and 174.95

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Solution

The fourth proportional to 248.93, 343.41 and 174.95 is: 241.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.93 : 343.41 = 174.95 : x
  2. Step 2: Convert to fraction form
    248.93/343.41 = 174.95/x
  3. Step 3: Cross multiply
    248.93x = 343.41 × 174.95
  4. Step 4: Simplify right side
    248.93x = 60,079.58
  5. Step 5: Solve for x
    x = 60,079.58/248.93
  6. Step 6: Final answer
    x = 241.35

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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.