Home / 889,327.65-1,334,028.38-258,241.46

Finding the Fourth Proportional to 889,327.65, 1,334,028.38 and 258,241.46

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Solution

The fourth proportional to 889,327.65, 1,334,028.38 and 258,241.46 is: 387,372.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,327.65 : 1,334,028.38 = 258,241.46 : x
  2. Step 2: Convert to fraction form
    889,327.65/1,334,028.38 = 258,241.46/x
  3. Step 3: Cross multiply
    889,327.65x = 1,334,028.38 × 258,241.46
  4. Step 4: Simplify right side
    889,327.65x = 344,501,428,571.29
  5. Step 5: Solve for x
    x = 344,501,428,571.29/889,327.65
  6. Step 6: Final answer
    x = 387,372.90

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