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Finding the Fourth Proportional to 400,541.36, 600,735.54 and 120,058.61

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Solution

The fourth proportional to 400,541.36, 600,735.54 and 120,058.61 is: 180,064.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,541.36 : 600,735.54 = 120,058.61 : x
  2. Step 2: Convert to fraction form
    400,541.36/600,735.54 = 120,058.61/x
  3. Step 3: Cross multiply
    400,541.36x = 600,735.54 × 120,058.61
  4. Step 4: Simplify right side
    400,541.36x = 72,123,470,906.32
  5. Step 5: Solve for x
    x = 72,123,470,906.32/400,541.36
  6. Step 6: Final answer
    x = 180,064.98

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