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Finding the Third Proportional to 18,150 and 28,281

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Solution

The third proportional to 18,150 and 28,281 is: 44,066.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150 : 28,281 = 28,281 : x
  2. Step 2: Convert to fraction form
    18,150/28,281 = 28,281/x
  3. Step 3: Cross multiply
    18,150x = 28,281 × 28,281
  4. Step 4: Simplify right side
    18,150x = 799,814,961
  5. Step 5: Solve for x
    x = 799,814,961/18,150
  6. Step 6: Final answer
    x = 44,066.94

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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.