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Finding the Fourth Proportional to 474,185.20, 711,129.72 and 158,568.40

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Solution

The fourth proportional to 474,185.20, 711,129.72 and 158,568.40 is: 237,803.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,185.20 : 711,129.72 = 158,568.40 : x
  2. Step 2: Convert to fraction form
    474,185.20/711,129.72 = 158,568.40/x
  3. Step 3: Cross multiply
    474,185.20x = 711,129.72 × 158,568.40
  4. Step 4: Simplify right side
    474,185.20x = 112,762,701,892.85
  5. Step 5: Solve for x
    x = 112,762,701,892.85/474,185.20
  6. Step 6: Final answer
    x = 237,803.08

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