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Finding the Third Proportional to 183,665 and 283,809

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Solution

The third proportional to 183,665 and 283,809 is: 438,556.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,665 : 283,809 = 283,809 : x
  2. Step 2: Convert to fraction form
    183,665/283,809 = 283,809/x
  3. Step 3: Cross multiply
    183,665x = 283,809 × 283,809
  4. Step 4: Simplify right side
    183,665x = 80,547,548,481
  5. Step 5: Solve for x
    x = 80,547,548,481/183,665
  6. Step 6: Final answer
    x = 438,556.88

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.