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Finding the Fourth Proportional to 614,469.36, 921,704 and 193,787.76

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Solution

The fourth proportional to 614,469.36, 921,704 and 193,787.76 is: 290,681.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,469.36 : 921,704 = 193,787.76 : x
  2. Step 2: Convert to fraction form
    614,469.36/921,704 = 193,787.76/x
  3. Step 3: Cross multiply
    614,469.36x = 921,704 × 193,787.76
  4. Step 4: Simplify right side
    614,469.36x = 178,614,953,543.04
  5. Step 5: Solve for x
    x = 178,614,953,543.04/614,469.36
  6. Step 6: Final answer
    x = 290,681.63

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