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Finding the Third Proportional to 34,467,978 and 53,371,295

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Solution

The third proportional to 34,467,978 and 53,371,295 is: 82,641,782.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,467,978 : 53,371,295 = 53,371,295 : x
  2. Step 2: Convert to fraction form
    34,467,978/53,371,295 = 53,371,295/x
  3. Step 3: Cross multiply
    34,467,978x = 53,371,295 × 53,371,295
  4. Step 4: Simplify right side
    34,467,978x = 2,848,495,129,977,025
  5. Step 5: Solve for x
    x = 2,848,495,129,977,025/34,467,978
  6. Step 6: Final answer
    x = 82,641,782.18

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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.