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Finding the Third Proportional to 66,634.88 and 157,302

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Solution

The third proportional to 66,634.88 and 157,302 is: 371,335.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,634.88 : 157,302 = 157,302 : x
  2. Step 2: Convert to fraction form
    66,634.88/157,302 = 157,302/x
  3. Step 3: Cross multiply
    66,634.88x = 157,302 × 157,302
  4. Step 4: Simplify right side
    66,634.88x = 24,743,919,204
  5. Step 5: Solve for x
    x = 24,743,919,204/66,634.88
  6. Step 6: Final answer
    x = 371,335.87

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.