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Finding the Fourth Proportional to 2,076.76, 2,863.33 and 1,329.49

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Solution

The fourth proportional to 2,076.76, 2,863.33 and 1,329.49 is: 1,833.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076.76 : 2,863.33 = 1,329.49 : x
  2. Step 2: Convert to fraction form
    2,076.76/2,863.33 = 1,329.49/x
  3. Step 3: Cross multiply
    2,076.76x = 2,863.33 × 1,329.49
  4. Step 4: Simplify right side
    2,076.76x = 3,806,768.60
  5. Step 5: Solve for x
    x = 3,806,768.60/2,076.76
  6. Step 6: Final answer
    x = 1,833.03

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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.