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Finding the Fourth Proportional to 484,850.40, 727,707.60 and 284,920.80

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Solution

The fourth proportional to 484,850.40, 727,707.60 and 284,920.80 is: 427,635.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,850.40 : 727,707.60 = 284,920.80 : x
  2. Step 2: Convert to fraction form
    484,850.40/727,707.60 = 284,920.80/x
  3. Step 3: Cross multiply
    484,850.40x = 727,707.60 × 284,920.80
  4. Step 4: Simplify right side
    484,850.40x = 207,339,031,558.08
  5. Step 5: Solve for x
    x = 207,339,031,558.08/484,850.40
  6. Step 6: Final answer
    x = 427,635.06

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