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Finding the Third Proportional to 5,470,307 and 11,903,866

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Solution

The third proportional to 5,470,307 and 11,903,866 is: 25,903,852.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470,307 : 11,903,866 = 11,903,866 : x
  2. Step 2: Convert to fraction form
    5,470,307/11,903,866 = 11,903,866/x
  3. Step 3: Cross multiply
    5,470,307x = 11,903,866 × 11,903,866
  4. Step 4: Simplify right side
    5,470,307x = 141,702,025,745,956
  5. Step 5: Solve for x
    x = 141,702,025,745,956/5,470,307
  6. Step 6: Final answer
    x = 25,903,852.52

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.