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Finding the Third Proportional to 10,268 and 15,276

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Solution

The third proportional to 10,268 and 15,276 is: 22,726.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,268 : 15,276 = 15,276 : x
  2. Step 2: Convert to fraction form
    10,268/15,276 = 15,276/x
  3. Step 3: Cross multiply
    10,268x = 15,276 × 15,276
  4. Step 4: Simplify right side
    10,268x = 233,356,176
  5. Step 5: Solve for x
    x = 233,356,176/10,268
  6. Step 6: Final answer
    x = 22,726.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.