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Finding the Fourth Proportional to 573,431.40, 860,147.10 and 199,454.40

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Solution

The fourth proportional to 573,431.40, 860,147.10 and 199,454.40 is: 299,181.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,431.40 : 860,147.10 = 199,454.40 : x
  2. Step 2: Convert to fraction form
    573,431.40/860,147.10 = 199,454.40/x
  3. Step 3: Cross multiply
    573,431.40x = 860,147.10 × 199,454.40
  4. Step 4: Simplify right side
    573,431.40x = 171,560,123,742.24
  5. Step 5: Solve for x
    x = 171,560,123,742.24/573,431.40
  6. Step 6: Final answer
    x = 299,181.60

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