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Finding the Fourth Proportional to 1,309,912.82, 1,964,756.69 and 797,444.95

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Solution

The fourth proportional to 1,309,912.82, 1,964,756.69 and 797,444.95 is: 1,196,098.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,912.82 : 1,964,756.69 = 797,444.95 : x
  2. Step 2: Convert to fraction form
    1,309,912.82/1,964,756.69 = 797,444.95/x
  3. Step 3: Cross multiply
    1,309,912.82x = 1,964,756.69 × 797,444.95
  4. Step 4: Simplify right side
    1,309,912.82x = 1,566,785,300,419.22
  5. Step 5: Solve for x
    x = 1,566,785,300,419.22/1,309,912.82
  6. Step 6: Final answer
    x = 1,196,098.91

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