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Finding the Third Proportional to 68,817 and 96,906

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Solution

The third proportional to 68,817 and 96,906 is: 136,460.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,817 : 96,906 = 96,906 : x
  2. Step 2: Convert to fraction form
    68,817/96,906 = 96,906/x
  3. Step 3: Cross multiply
    68,817x = 96,906 × 96,906
  4. Step 4: Simplify right side
    68,817x = 9,390,772,836
  5. Step 5: Solve for x
    x = 9,390,772,836/68,817
  6. Step 6: Final answer
    x = 136,460.07

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.