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Finding the Third Proportional to 18,164 and 28,299

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Solution

The third proportional to 18,164 and 28,299 is: 44,089.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,164 : 28,299 = 28,299 : x
  2. Step 2: Convert to fraction form
    18,164/28,299 = 28,299/x
  3. Step 3: Cross multiply
    18,164x = 28,299 × 28,299
  4. Step 4: Simplify right side
    18,164x = 800,833,401
  5. Step 5: Solve for x
    x = 800,833,401/18,164
  6. Step 6: Final answer
    x = 44,089.04

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.