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Finding the Fourth Proportional to 572,867.28, 857,991.90 and 273,557.49

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Solution

The fourth proportional to 572,867.28, 857,991.90 and 273,557.49 is: 409,711.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,867.28 : 857,991.90 = 273,557.49 : x
  2. Step 2: Convert to fraction form
    572,867.28/857,991.90 = 273,557.49/x
  3. Step 3: Cross multiply
    572,867.28x = 857,991.90 × 273,557.49
  4. Step 4: Simplify right side
    572,867.28x = 234,710,110,604.33
  5. Step 5: Solve for x
    x = 234,710,110,604.33/572,867.28
  6. Step 6: Final answer
    x = 409,711.15

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