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Finding the Fourth Proportional to 7,757.04, 11,629.02 and 3,371.22

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Solution

The fourth proportional to 7,757.04, 11,629.02 and 3,371.22 is: 5,053.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,757.04 : 11,629.02 = 3,371.22 : x
  2. Step 2: Convert to fraction form
    7,757.04/11,629.02 = 3,371.22/x
  3. Step 3: Cross multiply
    7,757.04x = 11,629.02 × 3,371.22
  4. Step 4: Simplify right side
    7,757.04x = 39,203,984.80
  5. Step 5: Solve for x
    x = 39,203,984.80/7,757.04
  6. Step 6: Final answer
    x = 5,053.99

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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.