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Finding the Fourth Proportional to 2,000.16, 2,760.41 and 1,116.05

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Solution

The fourth proportional to 2,000.16, 2,760.41 and 1,116.05 is: 1,540.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000.16 : 2,760.41 = 1,116.05 : x
  2. Step 2: Convert to fraction form
    2,000.16/2,760.41 = 1,116.05/x
  3. Step 3: Cross multiply
    2,000.16x = 2,760.41 × 1,116.05
  4. Step 4: Simplify right side
    2,000.16x = 3,080,744.57
  5. Step 5: Solve for x
    x = 3,080,744.57/2,000.16
  6. Step 6: Final answer
    x = 1,540.25

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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.