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Finding the Fourth Proportional to 8,514.66, 12,772.05 and 2,967.99

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Solution

The fourth proportional to 8,514.66, 12,772.05 and 2,967.99 is: 4,452.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,514.66 : 12,772.05 = 2,967.99 : x
  2. Step 2: Convert to fraction form
    8,514.66/12,772.05 = 2,967.99/x
  3. Step 3: Cross multiply
    8,514.66x = 12,772.05 × 2,967.99
  4. Step 4: Simplify right side
    8,514.66x = 37,907,318.62
  5. Step 5: Solve for x
    x = 37,907,318.62/8,514.66
  6. Step 6: Final answer
    x = 4,452.01

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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.