Home / 739,909.08-1,109,864.16-178,944.12

Finding the Fourth Proportional to 739,909.08, 1,109,864.16 and 178,944.12

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Solution

The fourth proportional to 739,909.08, 1,109,864.16 and 178,944.12 is: 268,416.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,909.08 : 1,109,864.16 = 178,944.12 : x
  2. Step 2: Convert to fraction form
    739,909.08/1,109,864.16 = 178,944.12/x
  3. Step 3: Cross multiply
    739,909.08x = 1,109,864.16 × 178,944.12
  4. Step 4: Simplify right side
    739,909.08x = 198,603,665,430.74
  5. Step 5: Solve for x
    x = 198,603,665,430.74/739,909.08
  6. Step 6: Final answer
    x = 268,416.31

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