Home / 677,409.56-1,016,114.34-228,092.81

Finding the Fourth Proportional to 677,409.56, 1,016,114.34 and 228,092.81

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Solution

The fourth proportional to 677,409.56, 1,016,114.34 and 228,092.81 is: 342,139.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,409.56 : 1,016,114.34 = 228,092.81 : x
  2. Step 2: Convert to fraction form
    677,409.56/1,016,114.34 = 228,092.81/x
  3. Step 3: Cross multiply
    677,409.56x = 1,016,114.34 × 228,092.81
  4. Step 4: Simplify right side
    677,409.56x = 231,768,369,155.98
  5. Step 5: Solve for x
    x = 231,768,369,155.98/677,409.56
  6. Step 6: Final answer
    x = 342,139.20

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