Home / 396,115.58-594,131.24-111,799.10

Finding the Fourth Proportional to 396,115.58, 594,131.24 and 111,799.10

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Solution

The fourth proportional to 396,115.58, 594,131.24 and 111,799.10 is: 167,686.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,115.58 : 594,131.24 = 111,799.10 : x
  2. Step 2: Convert to fraction form
    396,115.58/594,131.24 = 111,799.10/x
  3. Step 3: Cross multiply
    396,115.58x = 594,131.24 × 111,799.10
  4. Step 4: Simplify right side
    396,115.58x = 66,423,337,913.88
  5. Step 5: Solve for x
    x = 66,423,337,913.88/396,115.58
  6. Step 6: Final answer
    x = 167,686.76

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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.