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Finding the Third Proportional to 39,696,219 and 85,474,683

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Solution

The third proportional to 39,696,219 and 85,474,683 is: 184,045,776.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,696,219 : 85,474,683 = 85,474,683 : x
  2. Step 2: Convert to fraction form
    39,696,219/85,474,683 = 85,474,683/x
  3. Step 3: Cross multiply
    39,696,219x = 85,474,683 × 85,474,683
  4. Step 4: Simplify right side
    39,696,219x = 7,305,921,433,950,489
  5. Step 5: Solve for x
    x = 7,305,921,433,950,489/39,696,219
  6. Step 6: Final answer
    x = 184,045,776.10

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.