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Finding the Fourth Proportional to 736,651.72, 1,016,572 and 409,959.26

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Solution

The fourth proportional to 736,651.72, 1,016,572 and 409,959.26 is: 565,739.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,651.72 : 1,016,572 = 409,959.26 : x
  2. Step 2: Convert to fraction form
    736,651.72/1,016,572 = 409,959.26/x
  3. Step 3: Cross multiply
    736,651.72x = 1,016,572 × 409,959.26
  4. Step 4: Simplify right side
    736,651.72x = 416,753,104,856.72
  5. Step 5: Solve for x
    x = 416,753,104,856.72/736,651.72
  6. Step 6: Final answer
    x = 565,739.68

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