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Finding the Fourth Proportional to 474,003.36, 711,005.76 and 189,821.88

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Solution

The fourth proportional to 474,003.36, 711,005.76 and 189,821.88 is: 284,733.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,003.36 : 711,005.76 = 189,821.88 : x
  2. Step 2: Convert to fraction form
    474,003.36/711,005.76 = 189,821.88/x
  3. Step 3: Cross multiply
    474,003.36x = 711,005.76 × 189,821.88
  4. Step 4: Simplify right side
    474,003.36x = 134,964,450,054.03
  5. Step 5: Solve for x
    x = 134,964,450,054.03/474,003.36
  6. Step 6: Final answer
    x = 284,733.11

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