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Finding the Third Proportional to 108,889 and 163,967

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Solution

The third proportional to 108,889 and 163,967 is: 246,904.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,889 : 163,967 = 163,967 : x
  2. Step 2: Convert to fraction form
    108,889/163,967 = 163,967/x
  3. Step 3: Cross multiply
    108,889x = 163,967 × 163,967
  4. Step 4: Simplify right side
    108,889x = 26,885,177,089
  5. Step 5: Solve for x
    x = 26,885,177,089/108,889
  6. Step 6: Final answer
    x = 246,904.44

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.