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Finding the Fourth Proportional to 2,704.99, 4,059.08 and 1,144.87

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Solution

The fourth proportional to 2,704.99, 4,059.08 and 1,144.87 is: 1,717.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,704.99 : 4,059.08 = 1,144.87 : x
  2. Step 2: Convert to fraction form
    2,704.99/4,059.08 = 1,144.87/x
  3. Step 3: Cross multiply
    2,704.99x = 4,059.08 × 1,144.87
  4. Step 4: Simplify right side
    2,704.99x = 4,647,118.92
  5. Step 5: Solve for x
    x = 4,647,118.92/2,704.99
  6. Step 6: Final answer
    x = 1,717.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.