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Finding the Fourth Proportional to 268,082.60, 401,467.80 and 127,677.20

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Solution

The fourth proportional to 268,082.60, 401,467.80 and 127,677.20 is: 191,203.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,082.60 : 401,467.80 = 127,677.20 : x
  2. Step 2: Convert to fraction form
    268,082.60/401,467.80 = 127,677.20/x
  3. Step 3: Cross multiply
    268,082.60x = 401,467.80 × 127,677.20
  4. Step 4: Simplify right side
    268,082.60x = 51,258,284,594.16
  5. Step 5: Solve for x
    x = 51,258,284,594.16/268,082.60
  6. Step 6: Final answer
    x = 191,203.33

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