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Finding the Third Proportional to 10,318 and 22,487

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Solution

The third proportional to 10,318 and 22,487 is: 49,008.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,318 : 22,487 = 22,487 : x
  2. Step 2: Convert to fraction form
    10,318/22,487 = 22,487/x
  3. Step 3: Cross multiply
    10,318x = 22,487 × 22,487
  4. Step 4: Simplify right side
    10,318x = 505,665,169
  5. Step 5: Solve for x
    x = 505,665,169/10,318
  6. Step 6: Final answer
    x = 49,008.06

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.