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Finding the Third Proportional to 236,941 and 511,816

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Solution

The third proportional to 236,941 and 511,816 is: 1,105,573.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,941 : 511,816 = 511,816 : x
  2. Step 2: Convert to fraction form
    236,941/511,816 = 511,816/x
  3. Step 3: Cross multiply
    236,941x = 511,816 × 511,816
  4. Step 4: Simplify right side
    236,941x = 261,955,617,856
  5. Step 5: Solve for x
    x = 261,955,617,856/236,941
  6. Step 6: Final answer
    x = 1,105,573.19

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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.