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Finding the Fourth Proportional to 664,373.08, 996,717.36 and 215,094.02

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Solution

The fourth proportional to 664,373.08, 996,717.36 and 215,094.02 is: 322,692.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,373.08 : 996,717.36 = 215,094.02 : x
  2. Step 2: Convert to fraction form
    664,373.08/996,717.36 = 215,094.02/x
  3. Step 3: Cross multiply
    664,373.08x = 996,717.36 × 215,094.02
  4. Step 4: Simplify right side
    664,373.08x = 214,387,943,766.19
  5. Step 5: Solve for x
    x = 214,387,943,766.19/664,373.08
  6. Step 6: Final answer
    x = 322,692.10

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