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Finding the Fourth Proportional to 2,895.67, 3,995.99 and 1,637.13

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Solution

The fourth proportional to 2,895.67, 3,995.99 and 1,637.13 is: 2,259.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895.67 : 3,995.99 = 1,637.13 : x
  2. Step 2: Convert to fraction form
    2,895.67/3,995.99 = 1,637.13/x
  3. Step 3: Cross multiply
    2,895.67x = 3,995.99 × 1,637.13
  4. Step 4: Simplify right side
    2,895.67x = 6,541,950.17
  5. Step 5: Solve for x
    x = 6,541,950.17/2,895.67
  6. Step 6: Final answer
    x = 2,259.22

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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.