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Finding the Third Proportional to 86,697 and 163,026

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Solution

The third proportional to 86,697 and 163,026 is: 306,555.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,697 : 163,026 = 163,026 : x
  2. Step 2: Convert to fraction form
    86,697/163,026 = 163,026/x
  3. Step 3: Cross multiply
    86,697x = 163,026 × 163,026
  4. Step 4: Simplify right side
    86,697x = 26,577,476,676
  5. Step 5: Solve for x
    x = 26,577,476,676/86,697
  6. Step 6: Final answer
    x = 306,555.90

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Why These Related Problems?

These problems maintain the same ratio (1.88) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.