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Finding the Fourth Proportional to 248.10, 341.79 and 174.27

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Solution

The fourth proportional to 248.10, 341.79 and 174.27 is: 240.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.10 : 341.79 = 174.27 : x
  2. Step 2: Convert to fraction form
    248.10/341.79 = 174.27/x
  3. Step 3: Cross multiply
    248.10x = 341.79 × 174.27
  4. Step 4: Simplify right side
    248.10x = 59,563.74
  5. Step 5: Solve for x
    x = 59,563.74/248.10
  6. Step 6: Final answer
    x = 240.08

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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.