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Finding the Fourth Proportional to 8,003.66, 12,007.26 and 3,073.31

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Solution

The fourth proportional to 8,003.66, 12,007.26 and 3,073.31 is: 4,610.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,003.66 : 12,007.26 = 3,073.31 : x
  2. Step 2: Convert to fraction form
    8,003.66/12,007.26 = 3,073.31/x
  3. Step 3: Cross multiply
    8,003.66x = 12,007.26 × 3,073.31
  4. Step 4: Simplify right side
    8,003.66x = 36,901,972.19
  5. Step 5: Solve for x
    x = 36,901,972.19/8,003.66
  6. Step 6: Final answer
    x = 4,610.64

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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.