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Finding the Fourth Proportional to 516,226.80, 774,832.73 and 316,936.42

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Solution

The fourth proportional to 516,226.80, 774,832.73 and 316,936.42 is: 475,707.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,226.80 : 774,832.73 = 316,936.42 : x
  2. Step 2: Convert to fraction form
    516,226.80/774,832.73 = 316,936.42/x
  3. Step 3: Cross multiply
    516,226.80x = 774,832.73 × 316,936.42
  4. Step 4: Simplify right side
    516,226.80x = 245,572,711,545.03
  5. Step 5: Solve for x
    x = 245,572,711,545.03/516,226.80
  6. Step 6: Final answer
    x = 475,707.02

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