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Finding the Fourth Proportional to 354,079.71, 531,276.56 and 185,559.98

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Solution

The fourth proportional to 354,079.71, 531,276.56 and 185,559.98 is: 278,422.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,079.71 : 531,276.56 = 185,559.98 : x
  2. Step 2: Convert to fraction form
    354,079.71/531,276.56 = 185,559.98/x
  3. Step 3: Cross multiply
    354,079.71x = 531,276.56 × 185,559.98
  4. Step 4: Simplify right side
    354,079.71x = 98,583,664,263.89
  5. Step 5: Solve for x
    x = 98,583,664,263.89/354,079.71
  6. Step 6: Final answer
    x = 278,422.24

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