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Finding the Fourth Proportional to 396,713.50, 595,170.94 and 183,635.12

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Solution

The fourth proportional to 396,713.50, 595,170.94 and 183,635.12 is: 275,499.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,713.50 : 595,170.94 = 183,635.12 : x
  2. Step 2: Convert to fraction form
    396,713.50/595,170.94 = 183,635.12/x
  3. Step 3: Cross multiply
    396,713.50x = 595,170.94 × 183,635.12
  4. Step 4: Simplify right side
    396,713.50x = 109,294,286,987.41
  5. Step 5: Solve for x
    x = 109,294,286,987.41/396,713.50
  6. Step 6: Final answer
    x = 275,499.29

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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.