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Finding the Third Proportional to 250,966 and 551,688

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Solution

The third proportional to 250,966 and 551,688 is: 1,212,752.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,966 : 551,688 = 551,688 : x
  2. Step 2: Convert to fraction form
    250,966/551,688 = 551,688/x
  3. Step 3: Cross multiply
    250,966x = 551,688 × 551,688
  4. Step 4: Simplify right side
    250,966x = 304,359,649,344
  5. Step 5: Solve for x
    x = 304,359,649,344/250,966
  6. Step 6: Final answer
    x = 1,212,752.52

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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.