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Finding the Fourth Proportional to 5,903.94, 8,857.46 and 2,206.20

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Solution

The fourth proportional to 5,903.94, 8,857.46 and 2,206.20 is: 3,309.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903.94 : 8,857.46 = 2,206.20 : x
  2. Step 2: Convert to fraction form
    5,903.94/8,857.46 = 2,206.20/x
  3. Step 3: Cross multiply
    5,903.94x = 8,857.46 × 2,206.20
  4. Step 4: Simplify right side
    5,903.94x = 19,541,317.22
  5. Step 5: Solve for x
    x = 19,541,317.22/5,903.94
  6. Step 6: Final answer
    x = 3,309.88

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.