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Finding the Fourth Proportional to 484,691.63, 668,889.83 and 303,345.59

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Solution

The fourth proportional to 484,691.63, 668,889.83 and 303,345.59 is: 418,626.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,691.63 : 668,889.83 = 303,345.59 : x
  2. Step 2: Convert to fraction form
    484,691.63/668,889.83 = 303,345.59/x
  3. Step 3: Cross multiply
    484,691.63x = 668,889.83 × 303,345.59
  4. Step 4: Simplify right side
    484,691.63x = 202,904,777,540.27
  5. Step 5: Solve for x
    x = 202,904,777,540.27/484,691.63
  6. Step 6: Final answer
    x = 418,626.54

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