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Finding the Fourth Proportional to 483,123.97, 666,772.59 and 292,138.73

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Solution

The fourth proportional to 483,123.97, 666,772.59 and 292,138.73 is: 403,188.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,123.97 : 666,772.59 = 292,138.73 : x
  2. Step 2: Convert to fraction form
    483,123.97/666,772.59 = 292,138.73/x
  3. Step 3: Cross multiply
    483,123.97x = 666,772.59 × 292,138.73
  4. Step 4: Simplify right side
    483,123.97x = 194,790,097,641.41
  5. Step 5: Solve for x
    x = 194,790,097,641.41/483,123.97
  6. Step 6: Final answer
    x = 403,188.64

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