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Finding the Third Proportional to 12,274.66 and 18,769.22

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Solution

The third proportional to 12,274.66 and 18,769.22 is: 28,700.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,274.66 : 18,769.22 = 18,769.22 : x
  2. Step 2: Convert to fraction form
    12,274.66/18,769.22 = 18,769.22/x
  3. Step 3: Cross multiply
    12,274.66x = 18,769.22 × 18,769.22
  4. Step 4: Simplify right side
    12,274.66x = 352,283,572.49
  5. Step 5: Solve for x
    x = 352,283,572.49/12,274.66
  6. Step 6: Final answer
    x = 28,700.06

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.