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Finding the Third Proportional to 233,769 and 511,278

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Solution

The third proportional to 233,769 and 511,278 is: 1,118,220.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,769 : 511,278 = 511,278 : x
  2. Step 2: Convert to fraction form
    233,769/511,278 = 511,278/x
  3. Step 3: Cross multiply
    233,769x = 511,278 × 511,278
  4. Step 4: Simplify right side
    233,769x = 261,405,193,284
  5. Step 5: Solve for x
    x = 261,405,193,284/233,769
  6. Step 6: Final answer
    x = 1,118,220.09

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.