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Finding the Fourth Proportional to 396,752.40, 595,048.98 and 194,261.21

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Solution

The fourth proportional to 396,752.40, 595,048.98 and 194,261.21 is: 291,352.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,752.40 : 595,048.98 = 194,261.21 : x
  2. Step 2: Convert to fraction form
    396,752.40/595,048.98 = 194,261.21/x
  3. Step 3: Cross multiply
    396,752.40x = 595,048.98 × 194,261.21
  4. Step 4: Simplify right side
    396,752.40x = 115,594,933,376.44
  5. Step 5: Solve for x
    x = 115,594,933,376.44/396,752.40
  6. Step 6: Final answer
    x = 291,352.83

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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.