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Finding the Third Proportional to 108,672 and 163,697

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Solution

The third proportional to 108,672 and 163,697 is: 246,583.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,672 : 163,697 = 163,697 : x
  2. Step 2: Convert to fraction form
    108,672/163,697 = 163,697/x
  3. Step 3: Cross multiply
    108,672x = 163,697 × 163,697
  4. Step 4: Simplify right side
    108,672x = 26,796,707,809
  5. Step 5: Solve for x
    x = 26,796,707,809/108,672
  6. Step 6: Final answer
    x = 246,583.37

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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.