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Finding the Third Proportional to 173,243,892 and 385,222,227

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Solution

The third proportional to 173,243,892 and 385,222,227 is: 856,573,715.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,243,892 : 385,222,227 = 385,222,227 : x
  2. Step 2: Convert to fraction form
    173,243,892/385,222,227 = 385,222,227/x
  3. Step 3: Cross multiply
    173,243,892x = 385,222,227 × 385,222,227
  4. Step 4: Simplify right side
    173,243,892x = 148,396,164,174,839,520
  5. Step 5: Solve for x
    x = 148,396,164,174,839,520/173,243,892
  6. Step 6: Final answer
    x = 856,573,715.02

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.