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Finding the Fourth Proportional to 19,676.01, 29,520.86 and 6,529.41

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Solution

The fourth proportional to 19,676.01, 29,520.86 and 6,529.41 is: 9,796.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,676.01 : 29,520.86 = 6,529.41 : x
  2. Step 2: Convert to fraction form
    19,676.01/29,520.86 = 6,529.41/x
  3. Step 3: Cross multiply
    19,676.01x = 29,520.86 × 6,529.41
  4. Step 4: Simplify right side
    19,676.01x = 192,753,765.85
  5. Step 5: Solve for x
    x = 192,753,765.85/19,676.01
  6. Step 6: Final answer
    x = 9,796.38

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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.