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Finding the Fourth Proportional to 634,443.20, 950,858.40 and 260,043.20

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Solution

The fourth proportional to 634,443.20, 950,858.40 and 260,043.20 is: 389,734.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,443.20 : 950,858.40 = 260,043.20 : x
  2. Step 2: Convert to fraction form
    634,443.20/950,858.40 = 260,043.20/x
  3. Step 3: Cross multiply
    634,443.20x = 950,858.40 × 260,043.20
  4. Step 4: Simplify right side
    634,443.20x = 247,264,261,082.88
  5. Step 5: Solve for x
    x = 247,264,261,082.88/634,443.20
  6. Step 6: Final answer
    x = 389,734.28

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