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Finding the Third Proportional to 100,967 and 156,787

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Solution

The third proportional to 100,967 and 156,787 is: 243,467.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,967 : 156,787 = 156,787 : x
  2. Step 2: Convert to fraction form
    100,967/156,787 = 156,787/x
  3. Step 3: Cross multiply
    100,967x = 156,787 × 156,787
  4. Step 4: Simplify right side
    100,967x = 24,582,163,369
  5. Step 5: Solve for x
    x = 24,582,163,369/100,967
  6. Step 6: Final answer
    x = 243,467.30

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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.