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Finding the Fourth Proportional to 3,806.44, 5,710.62 and 1,498.12

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Solution

The fourth proportional to 3,806.44, 5,710.62 and 1,498.12 is: 2,247.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,806.44 : 5,710.62 = 1,498.12 : x
  2. Step 2: Convert to fraction form
    3,806.44/5,710.62 = 1,498.12/x
  3. Step 3: Cross multiply
    3,806.44x = 5,710.62 × 1,498.12
  4. Step 4: Simplify right side
    3,806.44x = 8,555,194.03
  5. Step 5: Solve for x
    x = 8,555,194.03/3,806.44
  6. Step 6: Final answer
    x = 2,247.56

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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.