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Finding the Third Proportional to 251,036 and 551,826

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Solution

The third proportional to 251,036 and 551,826 is: 1,213,020.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,036 : 551,826 = 551,826 : x
  2. Step 2: Convert to fraction form
    251,036/551,826 = 551,826/x
  3. Step 3: Cross multiply
    251,036x = 551,826 × 551,826
  4. Step 4: Simplify right side
    251,036x = 304,511,934,276
  5. Step 5: Solve for x
    x = 304,511,934,276/251,036
  6. Step 6: Final answer
    x = 1,213,020.98

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.