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Finding the Third Proportional to 967.22 and 2,109.09

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Solution

The third proportional to 967.22 and 2,109.09 is: 4,599.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    967.22 : 2,109.09 = 2,109.09 : x
  2. Step 2: Convert to fraction form
    967.22/2,109.09 = 2,109.09/x
  3. Step 3: Cross multiply
    967.22x = 2,109.09 × 2,109.09
  4. Step 4: Simplify right side
    967.22x = 4,448,276.45
  5. Step 5: Solve for x
    x = 4,448,276.45/967.22
  6. Step 6: Final answer
    x = 4,599.04

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.