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Finding the Third Proportional to 233,731 and 511,688

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Solution

The third proportional to 233,731 and 511,688 is: 1,120,196.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,731 : 511,688 = 511,688 : x
  2. Step 2: Convert to fraction form
    233,731/511,688 = 511,688/x
  3. Step 3: Cross multiply
    233,731x = 511,688 × 511,688
  4. Step 4: Simplify right side
    233,731x = 261,824,609,344
  5. Step 5: Solve for x
    x = 261,824,609,344/233,731
  6. Step 6: Final answer
    x = 1,120,196.33

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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.