Home / 396,001.40-594,002.10-329,516.60

Finding the Fourth Proportional to 396,001.40, 594,002.10 and 329,516.60

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Solution

The fourth proportional to 396,001.40, 594,002.10 and 329,516.60 is: 494,274.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,001.40 : 594,002.10 = 329,516.60 : x
  2. Step 2: Convert to fraction form
    396,001.40/594,002.10 = 329,516.60/x
  3. Step 3: Cross multiply
    396,001.40x = 594,002.10 × 329,516.60
  4. Step 4: Simplify right side
    396,001.40x = 195,733,552,384.86
  5. Step 5: Solve for x
    x = 195,733,552,384.86/396,001.40
  6. Step 6: Final answer
    x = 494,274.90

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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.