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Finding the Fourth Proportional to 3,476.52, 5,220.36 and 2,016.72

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Solution

The fourth proportional to 3,476.52, 5,220.36 and 2,016.72 is: 3,028.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.52 : 5,220.36 = 2,016.72 : x
  2. Step 2: Convert to fraction form
    3,476.52/5,220.36 = 2,016.72/x
  3. Step 3: Cross multiply
    3,476.52x = 5,220.36 × 2,016.72
  4. Step 4: Simplify right side
    3,476.52x = 10,528,004.42
  5. Step 5: Solve for x
    x = 10,528,004.42/3,476.52
  6. Step 6: Final answer
    x = 3,028.32

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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.