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Finding the Fourth Proportional to 417,625.50, 576,323.60 and 226,638.93

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Solution

The fourth proportional to 417,625.50, 576,323.60 and 226,638.93 is: 312,761.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,625.50 : 576,323.60 = 226,638.93 : x
  2. Step 2: Convert to fraction form
    417,625.50/576,323.60 = 226,638.93/x
  3. Step 3: Cross multiply
    417,625.50x = 576,323.60 × 226,638.93
  4. Step 4: Simplify right side
    417,625.50x = 130,617,364,037.75
  5. Step 5: Solve for x
    x = 130,617,364,037.75/417,625.50
  6. Step 6: Final answer
    x = 312,761.95

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