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Finding the Fourth Proportional to 2,026.98, 2,797.24 and 1,142.80

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Solution

The fourth proportional to 2,026.98, 2,797.24 and 1,142.80 is: 1,577.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,026.98 : 2,797.24 = 1,142.80 : x
  2. Step 2: Convert to fraction form
    2,026.98/2,797.24 = 1,142.80/x
  3. Step 3: Cross multiply
    2,026.98x = 2,797.24 × 1,142.80
  4. Step 4: Simplify right side
    2,026.98x = 3,196,676.02
  5. Step 5: Solve for x
    x = 3,196,676.02/2,026.98
  6. Step 6: Final answer
    x = 1,577.06

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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.