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Finding the Fourth Proportional to 269.51, 371.97 and 176.54

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Solution

The fourth proportional to 269.51, 371.97 and 176.54 is: 243.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    269.51 : 371.97 = 176.54 : x
  2. Step 2: Convert to fraction form
    269.51/371.97 = 176.54/x
  3. Step 3: Cross multiply
    269.51x = 371.97 × 176.54
  4. Step 4: Simplify right side
    269.51x = 65,665.72
  5. Step 5: Solve for x
    x = 65,665.72/269.51
  6. Step 6: Final answer
    x = 243.65

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