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Finding the Fourth Proportional to 3,377.87, 4,655.01 and 2,431.99

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Solution

The fourth proportional to 3,377.87, 4,655.01 and 2,431.99 is: 3,351.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.87 : 4,655.01 = 2,431.99 : x
  2. Step 2: Convert to fraction form
    3,377.87/4,655.01 = 2,431.99/x
  3. Step 3: Cross multiply
    3,377.87x = 4,655.01 × 2,431.99
  4. Step 4: Simplify right side
    3,377.87x = 11,320,926.13
  5. Step 5: Solve for x
    x = 11,320,926.13/3,377.87
  6. Step 6: Final answer
    x = 3,351.50

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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.