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Finding the Third Proportional to 258,267 and 562,272

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Solution

The third proportional to 258,267 and 562,272 is: 1,224,120.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,267 : 562,272 = 562,272 : x
  2. Step 2: Convert to fraction form
    258,267/562,272 = 562,272/x
  3. Step 3: Cross multiply
    258,267x = 562,272 × 562,272
  4. Step 4: Simplify right side
    258,267x = 316,149,801,984
  5. Step 5: Solve for x
    x = 316,149,801,984/258,267
  6. Step 6: Final answer
    x = 1,224,120.01

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.