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Finding the Third Proportional to 9,336 and 20,328

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Solution

The third proportional to 9,336 and 20,328 is: 44,261.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,336 : 20,328 = 20,328 : x
  2. Step 2: Convert to fraction form
    9,336/20,328 = 20,328/x
  3. Step 3: Cross multiply
    9,336x = 20,328 × 20,328
  4. Step 4: Simplify right side
    9,336x = 413,227,584
  5. Step 5: Solve for x
    x = 413,227,584/9,336
  6. Step 6: Final answer
    x = 44,261.74

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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.