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Finding the Fourth Proportional to 4,906.43, 7,359.73 and 1,396.52

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Solution

The fourth proportional to 4,906.43, 7,359.73 and 1,396.52 is: 2,094.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906.43 : 7,359.73 = 1,396.52 : x
  2. Step 2: Convert to fraction form
    4,906.43/7,359.73 = 1,396.52/x
  3. Step 3: Cross multiply
    4,906.43x = 7,359.73 × 1,396.52
  4. Step 4: Simplify right side
    4,906.43x = 10,278,035.90
  5. Step 5: Solve for x
    x = 10,278,035.90/4,906.43
  6. Step 6: Final answer
    x = 2,094.81

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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.