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Finding the Fourth Proportional to 1,791.81, 2,471.55 and 1,459.50

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Solution

The fourth proportional to 1,791.81, 2,471.55 and 1,459.50 is: 2,013.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791.81 : 2,471.55 = 1,459.50 : x
  2. Step 2: Convert to fraction form
    1,791.81/2,471.55 = 1,459.50/x
  3. Step 3: Cross multiply
    1,791.81x = 2,471.55 × 1,459.50
  4. Step 4: Simplify right side
    1,791.81x = 3,607,227.23
  5. Step 5: Solve for x
    x = 3,607,227.23/1,791.81
  6. Step 6: Final answer
    x = 2,013.18

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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.