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Finding the Fourth Proportional to 2,757.89, 4,137.51 and 1,295.34

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Solution

The fourth proportional to 2,757.89, 4,137.51 and 1,295.34 is: 1,943.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,757.89 : 4,137.51 = 1,295.34 : x
  2. Step 2: Convert to fraction form
    2,757.89/4,137.51 = 1,295.34/x
  3. Step 3: Cross multiply
    2,757.89x = 4,137.51 × 1,295.34
  4. Step 4: Simplify right side
    2,757.89x = 5,359,482.20
  5. Step 5: Solve for x
    x = 5,359,482.20/2,757.89
  6. Step 6: Final answer
    x = 1,943.33

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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.