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Finding the Third Proportional to 10,688 and 22,232

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Solution

The third proportional to 10,688 and 22,232 is: 46,244.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,688 : 22,232 = 22,232 : x
  2. Step 2: Convert to fraction form
    10,688/22,232 = 22,232/x
  3. Step 3: Cross multiply
    10,688x = 22,232 × 22,232
  4. Step 4: Simplify right side
    10,688x = 494,261,824
  5. Step 5: Solve for x
    x = 494,261,824/10,688
  6. Step 6: Final answer
    x = 46,244.56

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.