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Finding the Fourth Proportional to 5,465.98, 8,195.49 and 2,179.99

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Solution

The fourth proportional to 5,465.98, 8,195.49 and 2,179.99 is: 3,268.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,465.98 : 8,195.49 = 2,179.99 : x
  2. Step 2: Convert to fraction form
    5,465.98/8,195.49 = 2,179.99/x
  3. Step 3: Cross multiply
    5,465.98x = 8,195.49 × 2,179.99
  4. Step 4: Simplify right side
    5,465.98x = 17,866,086.25
  5. Step 5: Solve for x
    x = 17,866,086.25/5,465.98
  6. Step 6: Final answer
    x = 3,268.60

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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.