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Finding the Third Proportional to 6,858 and 11,035

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Solution

The third proportional to 6,858 and 11,035 is: 17,756.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,858 : 11,035 = 11,035 : x
  2. Step 2: Convert to fraction form
    6,858/11,035 = 11,035/x
  3. Step 3: Cross multiply
    6,858x = 11,035 × 11,035
  4. Step 4: Simplify right side
    6,858x = 121,771,225
  5. Step 5: Solve for x
    x = 121,771,225/6,858
  6. Step 6: Final answer
    x = 17,756.08

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.