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Finding the Third Proportional to 10,539 and 22,578

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Solution

The third proportional to 10,539 and 22,578 is: 48,369.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,539 : 22,578 = 22,578 : x
  2. Step 2: Convert to fraction form
    10,539/22,578 = 22,578/x
  3. Step 3: Cross multiply
    10,539x = 22,578 × 22,578
  4. Step 4: Simplify right side
    10,539x = 509,766,084
  5. Step 5: Solve for x
    x = 509,766,084/10,539
  6. Step 6: Final answer
    x = 48,369.49

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.