Home / 317,033.82-437,589.36-196,104.78

Finding the Fourth Proportional to 317,033.82, 437,589.36 and 196,104.78

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Solution

The fourth proportional to 317,033.82, 437,589.36 and 196,104.78 is: 270,675.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,033.82 : 437,589.36 = 196,104.78 : x
  2. Step 2: Convert to fraction form
    317,033.82/437,589.36 = 196,104.78/x
  3. Step 3: Cross multiply
    317,033.82x = 437,589.36 × 196,104.78
  4. Step 4: Simplify right side
    317,033.82x = 85,813,365,173.14
  5. Step 5: Solve for x
    x = 85,813,365,173.14/317,033.82
  6. Step 6: Final answer
    x = 270,675.74

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1.5x scale

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.