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Finding the Third Proportional to 8,218 and 12,037

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Solution

The third proportional to 8,218 and 12,037 is: 17,630.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,218 : 12,037 = 12,037 : x
  2. Step 2: Convert to fraction form
    8,218/12,037 = 12,037/x
  3. Step 3: Cross multiply
    8,218x = 12,037 × 12,037
  4. Step 4: Simplify right side
    8,218x = 144,889,369
  5. Step 5: Solve for x
    x = 144,889,369/8,218
  6. Step 6: Final answer
    x = 17,630.73

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.