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Finding the Third Proportional to 254,968 and 560,268

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Solution

The third proportional to 254,968 and 560,268 is: 1,231,135.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,968 : 560,268 = 560,268 : x
  2. Step 2: Convert to fraction form
    254,968/560,268 = 560,268/x
  3. Step 3: Cross multiply
    254,968x = 560,268 × 560,268
  4. Step 4: Simplify right side
    254,968x = 313,900,231,824
  5. Step 5: Solve for x
    x = 313,900,231,824/254,968
  6. Step 6: Final answer
    x = 1,231,135.80

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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.