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Finding the Third Proportional to 251,308 and 541,981

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Solution

The third proportional to 251,308 and 541,981 is: 1,168,858.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,308 : 541,981 = 541,981 : x
  2. Step 2: Convert to fraction form
    251,308/541,981 = 541,981/x
  3. Step 3: Cross multiply
    251,308x = 541,981 × 541,981
  4. Step 4: Simplify right side
    251,308x = 293,743,404,361
  5. Step 5: Solve for x
    x = 293,743,404,361/251,308
  6. Step 6: Final answer
    x = 1,168,858.15

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.