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Finding the Fourth Proportional to 2,675.87, 4,013.81 and 1,752.20

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Solution

The fourth proportional to 2,675.87, 4,013.81 and 1,752.20 is: 2,628.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,675.87 : 4,013.81 = 1,752.20 : x
  2. Step 2: Convert to fraction form
    2,675.87/4,013.81 = 1,752.20/x
  3. Step 3: Cross multiply
    2,675.87x = 4,013.81 × 1,752.20
  4. Step 4: Simplify right side
    2,675.87x = 7,032,997.88
  5. Step 5: Solve for x
    x = 7,032,997.88/2,675.87
  6. Step 6: Final answer
    x = 2,628.30

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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.