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Finding the Third Proportional to 170,665 and 229,748

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Solution

The third proportional to 170,665 and 229,748 is: 309,285.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,665 : 229,748 = 229,748 : x
  2. Step 2: Convert to fraction form
    170,665/229,748 = 229,748/x
  3. Step 3: Cross multiply
    170,665x = 229,748 × 229,748
  4. Step 4: Simplify right side
    170,665x = 52,784,143,504
  5. Step 5: Solve for x
    x = 52,784,143,504/170,665
  6. Step 6: Final answer
    x = 309,285.11

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.