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Finding the Fourth Proportional to 278,885.88, 418,328.96 and 184,093.91

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Solution

The fourth proportional to 278,885.88, 418,328.96 and 184,093.91 is: 276,140.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,885.88 : 418,328.96 = 184,093.91 : x
  2. Step 2: Convert to fraction form
    278,885.88/418,328.96 = 184,093.91/x
  3. Step 3: Cross multiply
    278,885.88x = 418,328.96 × 184,093.91
  4. Step 4: Simplify right side
    278,885.88x = 77,011,810,900.52
  5. Step 5: Solve for x
    x = 77,011,810,900.52/278,885.88
  6. Step 6: Final answer
    x = 276,140.95

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