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Finding the Fourth Proportional to 2,848.56, 4,269.92 and 1,809.33

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Solution

The fourth proportional to 2,848.56, 4,269.92 and 1,809.33 is: 2,712.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.56 : 4,269.92 = 1,809.33 : x
  2. Step 2: Convert to fraction form
    2,848.56/4,269.92 = 1,809.33/x
  3. Step 3: Cross multiply
    2,848.56x = 4,269.92 × 1,809.33
  4. Step 4: Simplify right side
    2,848.56x = 7,725,685.31
  5. Step 5: Solve for x
    x = 7,725,685.31/2,848.56
  6. Step 6: Final answer
    x = 2,712.14

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