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Finding the Fourth Proportional to 2,134.27, 3,201.71 and 673.54

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Solution

The fourth proportional to 2,134.27, 3,201.71 and 673.54 is: 1,010.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134.27 : 3,201.71 = 673.54 : x
  2. Step 2: Convert to fraction form
    2,134.27/3,201.71 = 673.54/x
  3. Step 3: Cross multiply
    2,134.27x = 3,201.71 × 673.54
  4. Step 4: Simplify right side
    2,134.27x = 2,156,476.39
  5. Step 5: Solve for x
    x = 2,156,476.39/2,134.27
  6. Step 6: Final answer
    x = 1,010.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.