Home / 654,086.60-981,277.97-227,642.55

Finding the Fourth Proportional to 654,086.60, 981,277.97 and 227,642.55

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Solution

The fourth proportional to 654,086.60, 981,277.97 and 227,642.55 is: 341,515.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,086.60 : 981,277.97 = 227,642.55 : x
  2. Step 2: Convert to fraction form
    654,086.60/981,277.97 = 227,642.55/x
  3. Step 3: Cross multiply
    654,086.60x = 981,277.97 × 227,642.55
  4. Step 4: Simplify right side
    654,086.60x = 223,380,618,211.41
  5. Step 5: Solve for x
    x = 223,380,618,211.41/654,086.60
  6. Step 6: Final answer
    x = 341,515.36

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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.