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Finding the Fourth Proportional to 298,325.56, 447,652.32 and 140,549.98

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Solution

The fourth proportional to 298,325.56, 447,652.32 and 140,549.98 is: 210,902.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,325.56 : 447,652.32 = 140,549.98 : x
  2. Step 2: Convert to fraction form
    298,325.56/447,652.32 = 140,549.98/x
  3. Step 3: Cross multiply
    298,325.56x = 447,652.32 × 140,549.98
  4. Step 4: Simplify right side
    298,325.56x = 62,917,524,622.95
  5. Step 5: Solve for x
    x = 62,917,524,622.95/298,325.56
  6. Step 6: Final answer
    x = 210,902.23

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