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Finding the Fourth Proportional to 2,513.94, 3,767.49 and 1,897.13

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Solution

The fourth proportional to 2,513.94, 3,767.49 and 1,897.13 is: 2,843.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,513.94 : 3,767.49 = 1,897.13 : x
  2. Step 2: Convert to fraction form
    2,513.94/3,767.49 = 1,897.13/x
  3. Step 3: Cross multiply
    2,513.94x = 3,767.49 × 1,897.13
  4. Step 4: Simplify right side
    2,513.94x = 7,147,418.30
  5. Step 5: Solve for x
    x = 7,147,418.30/2,513.94
  6. Step 6: Final answer
    x = 2,843.11

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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.