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Finding the Third Proportional to 5,210 and 9,268

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Solution

The third proportional to 5,210 and 9,268 is: 16,486.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,210 : 9,268 = 9,268 : x
  2. Step 2: Convert to fraction form
    5,210/9,268 = 9,268/x
  3. Step 3: Cross multiply
    5,210x = 9,268 × 9,268
  4. Step 4: Simplify right side
    5,210x = 85,895,824
  5. Step 5: Solve for x
    x = 85,895,824/5,210
  6. Step 6: Final answer
    x = 16,486.72

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Why These Related Problems?

These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.