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Finding the Fourth Proportional to 2,759.92, 4,143.99 and 2,710.72

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Solution

The fourth proportional to 2,759.92, 4,143.99 and 2,710.72 is: 4,070.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759.92 : 4,143.99 = 2,710.72 : x
  2. Step 2: Convert to fraction form
    2,759.92/4,143.99 = 2,710.72/x
  3. Step 3: Cross multiply
    2,759.92x = 4,143.99 × 2,710.72
  4. Step 4: Simplify right side
    2,759.92x = 11,233,196.57
  5. Step 5: Solve for x
    x = 11,233,196.57/2,759.92
  6. Step 6: Final answer
    x = 4,070.12

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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.