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Finding the Fourth Proportional to 396,677.25, 595,015.92 and 101,189.25

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Solution

The fourth proportional to 396,677.25, 595,015.92 and 101,189.25 is: 151,783.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,677.25 : 595,015.92 = 101,189.25 : x
  2. Step 2: Convert to fraction form
    396,677.25/595,015.92 = 101,189.25/x
  3. Step 3: Cross multiply
    396,677.25x = 595,015.92 × 101,189.25
  4. Step 4: Simplify right side
    396,677.25x = 60,209,214,682.86
  5. Step 5: Solve for x
    x = 60,209,214,682.86/396,677.25
  6. Step 6: Final answer
    x = 151,783.89

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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.