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Finding the Fourth Proportional to 3,149.98, 4,346.96 and 1,752.72

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Solution

The fourth proportional to 3,149.98, 4,346.96 and 1,752.72 is: 2,418.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.98 : 4,346.96 = 1,752.72 : x
  2. Step 2: Convert to fraction form
    3,149.98/4,346.96 = 1,752.72/x
  3. Step 3: Cross multiply
    3,149.98x = 4,346.96 × 1,752.72
  4. Step 4: Simplify right side
    3,149.98x = 7,619,003.73
  5. Step 5: Solve for x
    x = 7,619,003.73/3,149.98
  6. Step 6: Final answer
    x = 2,418.75

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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.