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Finding the Fourth Proportional to 3,377.43, 5,065.79 and 1,068.75

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Solution

The fourth proportional to 3,377.43, 5,065.79 and 1,068.75 is: 1,603.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.43 : 5,065.79 = 1,068.75 : x
  2. Step 2: Convert to fraction form
    3,377.43/5,065.79 = 1,068.75/x
  3. Step 3: Cross multiply
    3,377.43x = 5,065.79 × 1,068.75
  4. Step 4: Simplify right side
    3,377.43x = 5,414,057.72
  5. Step 5: Solve for x
    x = 5,414,057.72/3,377.43
  6. Step 6: Final answer
    x = 1,603.01

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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.