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Finding the Fourth Proportional to 7,141.49, 10,713.83 and 3,446.82

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Solution

The fourth proportional to 7,141.49, 10,713.83 and 3,446.82 is: 5,171.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,141.49 : 10,713.83 = 3,446.82 : x
  2. Step 2: Convert to fraction form
    7,141.49/10,713.83 = 3,446.82/x
  3. Step 3: Cross multiply
    7,141.49x = 10,713.83 × 3,446.82
  4. Step 4: Simplify right side
    7,141.49x = 36,928,643.52
  5. Step 5: Solve for x
    x = 36,928,643.52/7,141.49
  6. Step 6: Final answer
    x = 5,171.00

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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.