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Finding the Fourth Proportional to 402,659.02, 603,984.88 and 122,176.27

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Solution

The fourth proportional to 402,659.02, 603,984.88 and 122,176.27 is: 183,263.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,659.02 : 603,984.88 = 122,176.27 : x
  2. Step 2: Convert to fraction form
    402,659.02/603,984.88 = 122,176.27/x
  3. Step 3: Cross multiply
    402,659.02x = 603,984.88 × 122,176.27
  4. Step 4: Simplify right side
    402,659.02x = 73,792,619,774.80
  5. Step 5: Solve for x
    x = 73,792,619,774.80/402,659.02
  6. Step 6: Final answer
    x = 183,263.30

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