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Finding the Fourth Proportional to 2,797.59, 4,197.24 and 849.99

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Solution

The fourth proportional to 2,797.59, 4,197.24 and 849.99 is: 1,275.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,797.59 : 4,197.24 = 849.99 : x
  2. Step 2: Convert to fraction form
    2,797.59/4,197.24 = 849.99/x
  3. Step 3: Cross multiply
    2,797.59x = 4,197.24 × 849.99
  4. Step 4: Simplify right side
    2,797.59x = 3,567,612.03
  5. Step 5: Solve for x
    x = 3,567,612.03/2,797.59
  6. Step 6: Final answer
    x = 1,275.24

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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.