Home / 396,078.20-594,117.30-238,614.20

Finding the Fourth Proportional to 396,078.20, 594,117.30 and 238,614.20

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Solution

The fourth proportional to 396,078.20, 594,117.30 and 238,614.20 is: 357,921.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,078.20 : 594,117.30 = 238,614.20 : x
  2. Step 2: Convert to fraction form
    396,078.20/594,117.30 = 238,614.20/x
  3. Step 3: Cross multiply
    396,078.20x = 594,117.30 × 238,614.20
  4. Step 4: Simplify right side
    396,078.20x = 141,764,824,245.66
  5. Step 5: Solve for x
    x = 141,764,824,245.66/396,078.20
  6. Step 6: Final answer
    x = 357,921.30

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1.5x scale

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.