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Finding the Fourth Proportional to 2,427.48, 3,350.25 and 1,379.52

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Solution

The fourth proportional to 2,427.48, 3,350.25 and 1,379.52 is: 1,903.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427.48 : 3,350.25 = 1,379.52 : x
  2. Step 2: Convert to fraction form
    2,427.48/3,350.25 = 1,379.52/x
  3. Step 3: Cross multiply
    2,427.48x = 3,350.25 × 1,379.52
  4. Step 4: Simplify right side
    2,427.48x = 4,621,736.88
  5. Step 5: Solve for x
    x = 4,621,736.88/2,427.48
  6. Step 6: Final answer
    x = 1,903.92

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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.