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Finding the Third Proportional to 61,717,539 and 84,062,187

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Solution

The third proportional to 61,717,539 and 84,062,187 is: 114,496,647.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,717,539 : 84,062,187 = 84,062,187 : x
  2. Step 2: Convert to fraction form
    61,717,539/84,062,187 = 84,062,187/x
  3. Step 3: Cross multiply
    61,717,539x = 84,062,187 × 84,062,187
  4. Step 4: Simplify right side
    61,717,539x = 7,066,451,283,222,969
  5. Step 5: Solve for x
    x = 7,066,451,283,222,969/61,717,539
  6. Step 6: Final answer
    x = 114,496,647.11

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.