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Finding the Fourth Proportional to 285,657.93, 428,340.02 and 167,562.09

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Solution

The fourth proportional to 285,657.93, 428,340.02 and 167,562.09 is: 251,256.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,657.93 : 428,340.02 = 167,562.09 : x
  2. Step 2: Convert to fraction form
    285,657.93/428,340.02 = 167,562.09/x
  3. Step 3: Cross multiply
    285,657.93x = 428,340.02 × 167,562.09
  4. Step 4: Simplify right side
    285,657.93x = 71,773,548,144.03
  5. Step 5: Solve for x
    x = 71,773,548,144.03/285,657.93
  6. Step 6: Final answer
    x = 251,256.98

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