Home / 540,539.28-810,577.80-185,589.18

Finding the Fourth Proportional to 540,539.28, 810,577.80 and 185,589.18

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Solution

The fourth proportional to 540,539.28, 810,577.80 and 185,589.18 is: 278,304.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,539.28 : 810,577.80 = 185,589.18 : x
  2. Step 2: Convert to fraction form
    540,539.28/810,577.80 = 185,589.18/x
  3. Step 3: Cross multiply
    540,539.28x = 810,577.80 × 185,589.18
  4. Step 4: Simplify right side
    540,539.28x = 150,434,469,228.20
  5. Step 5: Solve for x
    x = 150,434,469,228.20/540,539.28
  6. Step 6: Final answer
    x = 278,304.42

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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.