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Finding the Third Proportional to 108,265 and 170,073

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Solution

The third proportional to 108,265 and 170,073 is: 267,166.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,265 : 170,073 = 170,073 : x
  2. Step 2: Convert to fraction form
    108,265/170,073 = 170,073/x
  3. Step 3: Cross multiply
    108,265x = 170,073 × 170,073
  4. Step 4: Simplify right side
    108,265x = 28,924,825,329
  5. Step 5: Solve for x
    x = 28,924,825,329/108,265
  6. Step 6: Final answer
    x = 267,166.91

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.