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Finding the Third Proportional to 21,291 and 32,232

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Solution

The third proportional to 21,291 and 32,232 is: 48,795.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,291 : 32,232 = 32,232 : x
  2. Step 2: Convert to fraction form
    21,291/32,232 = 32,232/x
  3. Step 3: Cross multiply
    21,291x = 32,232 × 32,232
  4. Step 4: Simplify right side
    21,291x = 1,038,901,824
  5. Step 5: Solve for x
    x = 1,038,901,824/21,291
  6. Step 6: Final answer
    x = 48,795.35

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.