Home / 339,412.28-468,283.56-196,120.04

Finding the Fourth Proportional to 339,412.28, 468,283.56 and 196,120.04

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Solution

The fourth proportional to 339,412.28, 468,283.56 and 196,120.04 is: 270,584.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,412.28 : 468,283.56 = 196,120.04 : x
  2. Step 2: Convert to fraction form
    339,412.28/468,283.56 = 196,120.04/x
  3. Step 3: Cross multiply
    339,412.28x = 468,283.56 × 196,120.04
  4. Step 4: Simplify right side
    339,412.28x = 91,839,790,518.54
  5. Step 5: Solve for x
    x = 91,839,790,518.54/339,412.28
  6. Step 6: Final answer
    x = 270,584.76

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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.