Home / 481,589.06-664,584.75-266,724.51

Finding the Fourth Proportional to 481,589.06, 664,584.75 and 266,724.51

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Solution

The fourth proportional to 481,589.06, 664,584.75 and 266,724.51 is: 368,075.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,589.06 : 664,584.75 = 266,724.51 : x
  2. Step 2: Convert to fraction form
    481,589.06/664,584.75 = 266,724.51/x
  3. Step 3: Cross multiply
    481,589.06x = 664,584.75 × 266,724.51
  4. Step 4: Simplify right side
    481,589.06x = 177,261,039,305.03
  5. Step 5: Solve for x
    x = 177,261,039,305.03/481,589.06
  6. Step 6: Final answer
    x = 368,075.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.