Home / 871,161.12-1,306,926.36-310,194

Finding the Fourth Proportional to 871,161.12, 1,306,926.36 and 310,194

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Solution

The fourth proportional to 871,161.12, 1,306,926.36 and 310,194 is: 465,356.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,161.12 : 1,306,926.36 = 310,194 : x
  2. Step 2: Convert to fraction form
    871,161.12/1,306,926.36 = 310,194/x
  3. Step 3: Cross multiply
    871,161.12x = 1,306,926.36 × 310,194
  4. Step 4: Simplify right side
    871,161.12x = 405,400,715,313.84
  5. Step 5: Solve for x
    x = 405,400,715,313.84/871,161.12
  6. Step 6: Final answer
    x = 465,356.76

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