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Finding the Third Proportional to 5,110 and 6,895

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Solution

The third proportional to 5,110 and 6,895 is: 9,303.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,110 : 6,895 = 6,895 : x
  2. Step 2: Convert to fraction form
    5,110/6,895 = 6,895/x
  3. Step 3: Cross multiply
    5,110x = 6,895 × 6,895
  4. Step 4: Simplify right side
    5,110x = 47,541,025
  5. Step 5: Solve for x
    x = 47,541,025/5,110
  6. Step 6: Final answer
    x = 9,303.53

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.