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Finding the Fourth Proportional to 8,007.96, 11,994.39 and 6,605.49

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Solution

The fourth proportional to 8,007.96, 11,994.39 and 6,605.49 is: 9,893.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007.96 : 11,994.39 = 6,605.49 : x
  2. Step 2: Convert to fraction form
    8,007.96/11,994.39 = 6,605.49/x
  3. Step 3: Cross multiply
    8,007.96x = 11,994.39 × 6,605.49
  4. Step 4: Simplify right side
    8,007.96x = 79,228,823.20
  5. Step 5: Solve for x
    x = 79,228,823.20/8,007.96
  6. Step 6: Final answer
    x = 9,893.76

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Half scale
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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.