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Finding the Third Proportional to 10,440 and 22,246

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Solution

The third proportional to 10,440 and 22,246 is: 47,402.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,440 : 22,246 = 22,246 : x
  2. Step 2: Convert to fraction form
    10,440/22,246 = 22,246/x
  3. Step 3: Cross multiply
    10,440x = 22,246 × 22,246
  4. Step 4: Simplify right side
    10,440x = 494,884,516
  5. Step 5: Solve for x
    x = 494,884,516/10,440
  6. Step 6: Final answer
    x = 47,402.73

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.