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Finding the Fourth Proportional to 2,046.54, 3,069.83 and 1,268.81

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Solution

The fourth proportional to 2,046.54, 3,069.83 and 1,268.81 is: 1,903.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,046.54 : 3,069.83 = 1,268.81 : x
  2. Step 2: Convert to fraction form
    2,046.54/3,069.83 = 1,268.81/x
  3. Step 3: Cross multiply
    2,046.54x = 3,069.83 × 1,268.81
  4. Step 4: Simplify right side
    2,046.54x = 3,895,030.34
  5. Step 5: Solve for x
    x = 3,895,030.34/2,046.54
  6. Step 6: Final answer
    x = 1,903.22

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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.