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Finding the Third Proportional to 6,968 and 11,438

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Solution

The third proportional to 6,968 and 11,438 is: 18,775.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,968 : 11,438 = 11,438 : x
  2. Step 2: Convert to fraction form
    6,968/11,438 = 11,438/x
  3. Step 3: Cross multiply
    6,968x = 11,438 × 11,438
  4. Step 4: Simplify right side
    6,968x = 130,827,844
  5. Step 5: Solve for x
    x = 130,827,844/6,968
  6. Step 6: Final answer
    x = 18,775.52

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Why These Related Problems?

These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.