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Finding the Third Proportional to 132,708 and 198,573

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Solution

The third proportional to 132,708 and 198,573 is: 297,127.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,708 : 198,573 = 198,573 : x
  2. Step 2: Convert to fraction form
    132,708/198,573 = 198,573/x
  3. Step 3: Cross multiply
    132,708x = 198,573 × 198,573
  4. Step 4: Simplify right side
    132,708x = 39,431,236,329
  5. Step 5: Solve for x
    x = 39,431,236,329/132,708
  6. Step 6: Final answer
    x = 297,127.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.