Home / 396,064.20-594,096.30-129,833.40

Finding the Fourth Proportional to 396,064.20, 594,096.30 and 129,833.40

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Solution

The fourth proportional to 396,064.20, 594,096.30 and 129,833.40 is: 194,750.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,064.20 : 594,096.30 = 129,833.40 : x
  2. Step 2: Convert to fraction form
    396,064.20/594,096.30 = 129,833.40/x
  3. Step 3: Cross multiply
    396,064.20x = 594,096.30 × 129,833.40
  4. Step 4: Simplify right side
    396,064.20x = 77,133,542,556.42
  5. Step 5: Solve for x
    x = 77,133,542,556.42/396,064.20
  6. Step 6: Final answer
    x = 194,750.10

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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.