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Finding the Third Proportional to 253,850 and 551,466

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Solution

The third proportional to 253,850 and 551,466 is: 1,198,009.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,850 : 551,466 = 551,466 : x
  2. Step 2: Convert to fraction form
    253,850/551,466 = 551,466/x
  3. Step 3: Cross multiply
    253,850x = 551,466 × 551,466
  4. Step 4: Simplify right side
    253,850x = 304,114,749,156
  5. Step 5: Solve for x
    x = 304,114,749,156/253,850
  6. Step 6: Final answer
    x = 1,198,009.65

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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.