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Finding the Fourth Proportional to 3,869,622.20, 5,804,415.04 and 990,983.44

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Solution

The fourth proportional to 3,869,622.20, 5,804,415.04 and 990,983.44 is: 1,486,470.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,869,622.20 : 5,804,415.04 = 990,983.44 : x
  2. Step 2: Convert to fraction form
    3,869,622.20/5,804,415.04 = 990,983.44/x
  3. Step 3: Cross multiply
    3,869,622.20x = 5,804,415.04 × 990,983.44
  4. Step 4: Simplify right side
    3,869,622.20x = 5,752,079,183,526.94
  5. Step 5: Solve for x
    x = 5,752,079,183,526.94/3,869,622.20
  6. Step 6: Final answer
    x = 1,486,470.48

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