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Finding the Fourth Proportional to 1,983.34, 2,737 and 1,144.03

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Solution

The fourth proportional to 1,983.34, 2,737 and 1,144.03 is: 1,578.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983.34 : 2,737 = 1,144.03 : x
  2. Step 2: Convert to fraction form
    1,983.34/2,737 = 1,144.03/x
  3. Step 3: Cross multiply
    1,983.34x = 2,737 × 1,144.03
  4. Step 4: Simplify right side
    1,983.34x = 3,131,210.11
  5. Step 5: Solve for x
    x = 3,131,210.11/1,983.34
  6. Step 6: Final answer
    x = 1,578.76

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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.