Home / 578,797.97-868,401.07-179,539.25

Finding the Fourth Proportional to 578,797.97, 868,401.07 and 179,539.25

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Solution

The fourth proportional to 578,797.97, 868,401.07 and 179,539.25 is: 269,372.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,797.97 : 868,401.07 = 179,539.25 : x
  2. Step 2: Convert to fraction form
    578,797.97/868,401.07 = 179,539.25/x
  3. Step 3: Cross multiply
    578,797.97x = 868,401.07 × 179,539.25
  4. Step 4: Simplify right side
    578,797.97x = 155,912,072,016.14
  5. Step 5: Solve for x
    x = 155,912,072,016.14/578,797.97
  6. Step 6: Final answer
    x = 269,372.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.