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Finding the Fourth Proportional to 396,578.88, 594,872.16 and 101,090.88

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Solution

The fourth proportional to 396,578.88, 594,872.16 and 101,090.88 is: 151,637.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,578.88 : 594,872.16 = 101,090.88 : x
  2. Step 2: Convert to fraction form
    396,578.88/594,872.16 = 101,090.88/x
  3. Step 3: Cross multiply
    396,578.88x = 594,872.16 × 101,090.88
  4. Step 4: Simplify right side
    396,578.88x = 60,136,150,141.90
  5. Step 5: Solve for x
    x = 60,136,150,141.90/396,578.88
  6. Step 6: Final answer
    x = 151,637.30

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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.