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Finding the Third Proportional to 341,998 and 511,083

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Solution

The third proportional to 341,998 and 511,083 is: 763,764.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,998 : 511,083 = 511,083 : x
  2. Step 2: Convert to fraction form
    341,998/511,083 = 511,083/x
  3. Step 3: Cross multiply
    341,998x = 511,083 × 511,083
  4. Step 4: Simplify right side
    341,998x = 261,205,832,889
  5. Step 5: Solve for x
    x = 261,205,832,889/341,998
  6. Step 6: Final answer
    x = 763,764.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.