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Finding the Fourth Proportional to 451,790.56, 676,782.24 and 271,776.76

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Solution

The fourth proportional to 451,790.56, 676,782.24 and 271,776.76 is: 407,121.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,790.56 : 676,782.24 = 271,776.76 : x
  2. Step 2: Convert to fraction form
    451,790.56/676,782.24 = 271,776.76/x
  3. Step 3: Cross multiply
    451,790.56x = 676,782.24 × 271,776.76
  4. Step 4: Simplify right side
    451,790.56x = 183,933,684,412.74
  5. Step 5: Solve for x
    x = 183,933,684,412.74/451,790.56
  6. Step 6: Final answer
    x = 407,121.58

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