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Finding the Fourth Proportional to 876,891.60, 1,313,004.60 and 559,630.80

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Solution

The fourth proportional to 876,891.60, 1,313,004.60 and 559,630.80 is: 837,957.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,891.60 : 1,313,004.60 = 559,630.80 : x
  2. Step 2: Convert to fraction form
    876,891.60/1,313,004.60 = 559,630.80/x
  3. Step 3: Cross multiply
    876,891.60x = 1,313,004.60 × 559,630.80
  4. Step 4: Simplify right side
    876,891.60x = 734,797,814,701.68
  5. Step 5: Solve for x
    x = 734,797,814,701.68/876,891.60
  6. Step 6: Final answer
    x = 837,957.41

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