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Finding the Third Proportional to 233,770 and 511,280

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Solution

The third proportional to 233,770 and 511,280 is: 1,118,224.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,770 : 511,280 = 511,280 : x
  2. Step 2: Convert to fraction form
    233,770/511,280 = 511,280/x
  3. Step 3: Cross multiply
    233,770x = 511,280 × 511,280
  4. Step 4: Simplify right side
    233,770x = 261,407,238,400
  5. Step 5: Solve for x
    x = 261,407,238,400/233,770
  6. Step 6: Final answer
    x = 1,118,224.06

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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.