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Finding the Third Proportional to 236,893.50 and 511,717.50

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Solution

The third proportional to 236,893.50 and 511,717.50 is: 1,105,369.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,893.50 : 511,717.50 = 511,717.50 : x
  2. Step 2: Convert to fraction form
    236,893.50/511,717.50 = 511,717.50/x
  3. Step 3: Cross multiply
    236,893.50x = 511,717.50 × 511,717.50
  4. Step 4: Simplify right side
    236,893.50x = 261,854,799,806.25
  5. Step 5: Solve for x
    x = 261,854,799,806.25/236,893.50
  6. Step 6: Final answer
    x = 1,105,369.29

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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.