Home / 396,170.11-594,106.17-143,388.13

Finding the Fourth Proportional to 396,170.11, 594,106.17 and 143,388.13

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Solution

The fourth proportional to 396,170.11, 594,106.17 and 143,388.13 is: 215,028.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,170.11 : 594,106.17 = 143,388.13 : x
  2. Step 2: Convert to fraction form
    396,170.11/594,106.17 = 143,388.13/x
  3. Step 3: Cross multiply
    396,170.11x = 594,106.17 × 143,388.13
  4. Step 4: Simplify right side
    396,170.11x = 85,187,772,737.76
  5. Step 5: Solve for x
    x = 85,187,772,737.76/396,170.11
  6. Step 6: Final answer
    x = 215,028.27

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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.