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Finding the Fourth Proportional to 396,645.50, 594,968.26 and 101,157.50

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Solution

The fourth proportional to 396,645.50, 594,968.26 and 101,157.50 is: 151,736.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,645.50 : 594,968.26 = 101,157.50 : x
  2. Step 2: Convert to fraction form
    396,645.50/594,968.26 = 101,157.50/x
  3. Step 3: Cross multiply
    396,645.50x = 594,968.26 × 101,157.50
  4. Step 4: Simplify right side
    396,645.50x = 60,185,501,760.95
  5. Step 5: Solve for x
    x = 60,185,501,760.95/396,645.50
  6. Step 6: Final answer
    x = 151,736.25

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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.