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Finding the Fourth Proportional to 3,241.02, 4,862.13 and 1,855.98

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Solution

The fourth proportional to 3,241.02, 4,862.13 and 1,855.98 is: 2,784.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241.02 : 4,862.13 = 1,855.98 : x
  2. Step 2: Convert to fraction form
    3,241.02/4,862.13 = 1,855.98/x
  3. Step 3: Cross multiply
    3,241.02x = 4,862.13 × 1,855.98
  4. Step 4: Simplify right side
    3,241.02x = 9,024,016.04
  5. Step 5: Solve for x
    x = 9,024,016.04/3,241.02
  6. Step 6: Final answer
    x = 2,784.31

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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.