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Finding the Fourth Proportional to 369,956.79, 554,935.46 and 89,474.31

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Solution

The fourth proportional to 369,956.79, 554,935.46 and 89,474.31 is: 134,211.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,956.79 : 554,935.46 = 89,474.31 : x
  2. Step 2: Convert to fraction form
    369,956.79/554,935.46 = 89,474.31/x
  3. Step 3: Cross multiply
    369,956.79x = 554,935.46 × 89,474.31
  4. Step 4: Simplify right side
    369,956.79x = 49,652,466,930.66
  5. Step 5: Solve for x
    x = 49,652,466,930.66/369,956.79
  6. Step 6: Final answer
    x = 134,211.53

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