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Finding the Third Proportional to 253,982 and 551,748

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Solution

The third proportional to 253,982 and 551,748 is: 1,198,611.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,982 : 551,748 = 551,748 : x
  2. Step 2: Convert to fraction form
    253,982/551,748 = 551,748/x
  3. Step 3: Cross multiply
    253,982x = 551,748 × 551,748
  4. Step 4: Simplify right side
    253,982x = 304,425,855,504
  5. Step 5: Solve for x
    x = 304,425,855,504/253,982
  6. Step 6: Final answer
    x = 1,198,611.93

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.