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Finding the Fourth Proportional to 3,469, 5,204.06 and 1,161.04

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Solution

The fourth proportional to 3,469, 5,204.06 and 1,161.04 is: 1,741.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469 : 5,204.06 = 1,161.04 : x
  2. Step 2: Convert to fraction form
    3,469/5,204.06 = 1,161.04/x
  3. Step 3: Cross multiply
    3,469x = 5,204.06 × 1,161.04
  4. Step 4: Simplify right side
    3,469x = 6,042,121.82
  5. Step 5: Solve for x
    x = 6,042,121.82/3,469
  6. Step 6: Final answer
    x = 1,741.75

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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.