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Finding the Third Proportional to 237,906 and 515,016

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Solution

The third proportional to 237,906 and 515,016 is: 1,114,900.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,906 : 515,016 = 515,016 : x
  2. Step 2: Convert to fraction form
    237,906/515,016 = 515,016/x
  3. Step 3: Cross multiply
    237,906x = 515,016 × 515,016
  4. Step 4: Simplify right side
    237,906x = 265,241,480,256
  5. Step 5: Solve for x
    x = 265,241,480,256/237,906
  6. Step 6: Final answer
    x = 1,114,900.34

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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.