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Finding the Fourth Proportional to 643,606.20, 965,117.70 and 244,114.20

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Solution

The fourth proportional to 643,606.20, 965,117.70 and 244,114.20 is: 366,060.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    643,606.20 : 965,117.70 = 244,114.20 : x
  2. Step 2: Convert to fraction form
    643,606.20/965,117.70 = 244,114.20/x
  3. Step 3: Cross multiply
    643,606.20x = 965,117.70 × 244,114.20
  4. Step 4: Simplify right side
    643,606.20x = 235,598,935,241.34
  5. Step 5: Solve for x
    x = 235,598,935,241.34/643,606.20
  6. Step 6: Final answer
    x = 366,060.70

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