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Finding the Third Proportional to 114,722 and 168,321

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Solution

The third proportional to 114,722 and 168,321 is: 246,961.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,722 : 168,321 = 168,321 : x
  2. Step 2: Convert to fraction form
    114,722/168,321 = 168,321/x
  3. Step 3: Cross multiply
    114,722x = 168,321 × 168,321
  4. Step 4: Simplify right side
    114,722x = 28,331,959,041
  5. Step 5: Solve for x
    x = 28,331,959,041/114,722
  6. Step 6: Final answer
    x = 246,961.86

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.