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Finding the Third Proportional to 8,714 and 13,319

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Solution

The third proportional to 8,714 and 13,319 is: 20,357.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,714 : 13,319 = 13,319 : x
  2. Step 2: Convert to fraction form
    8,714/13,319 = 13,319/x
  3. Step 3: Cross multiply
    8,714x = 13,319 × 13,319
  4. Step 4: Simplify right side
    8,714x = 177,395,761
  5. Step 5: Solve for x
    x = 177,395,761/8,714
  6. Step 6: Final answer
    x = 20,357.56

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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.