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Finding the Third Proportional to 270,383 and 625,918

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Solution

The third proportional to 270,383 and 625,918 is: 1,448,957.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,383 : 625,918 = 625,918 : x
  2. Step 2: Convert to fraction form
    270,383/625,918 = 625,918/x
  3. Step 3: Cross multiply
    270,383x = 625,918 × 625,918
  4. Step 4: Simplify right side
    270,383x = 391,773,342,724
  5. Step 5: Solve for x
    x = 391,773,342,724/270,383
  6. Step 6: Final answer
    x = 1,448,957.01

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.