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Finding the Fourth Proportional to 417,693.99, 576,418.28 and 226,707.41

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Solution

The fourth proportional to 417,693.99, 576,418.28 and 226,707.41 is: 312,856.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,693.99 : 576,418.28 = 226,707.41 : x
  2. Step 2: Convert to fraction form
    417,693.99/576,418.28 = 226,707.41/x
  3. Step 3: Cross multiply
    417,693.99x = 576,418.28 × 226,707.41
  4. Step 4: Simplify right side
    417,693.99x = 130,678,291,319.83
  5. Step 5: Solve for x
    x = 130,678,291,319.83/417,693.99
  6. Step 6: Final answer
    x = 312,856.53

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