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Finding the Fourth Proportional to 3,204.51, 4,422.02 and 1,806.99

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Solution

The fourth proportional to 3,204.51, 4,422.02 and 1,806.99 is: 2,493.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.51 : 4,422.02 = 1,806.99 : x
  2. Step 2: Convert to fraction form
    3,204.51/4,422.02 = 1,806.99/x
  3. Step 3: Cross multiply
    3,204.51x = 4,422.02 × 1,806.99
  4. Step 4: Simplify right side
    3,204.51x = 7,990,536.88
  5. Step 5: Solve for x
    x = 7,990,536.88/3,204.51
  6. Step 6: Final answer
    x = 2,493.53

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.