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Finding the Third Proportional to 10,276 and 22,159

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Solution

The third proportional to 10,276 and 22,159 is: 47,783.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,276 : 22,159 = 22,159 : x
  2. Step 2: Convert to fraction form
    10,276/22,159 = 22,159/x
  3. Step 3: Cross multiply
    10,276x = 22,159 × 22,159
  4. Step 4: Simplify right side
    10,276x = 491,021,281
  5. Step 5: Solve for x
    x = 491,021,281/10,276
  6. Step 6: Final answer
    x = 47,783.31

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.