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Finding the Third Proportional to 12,858,876 and 19,453,626

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Solution

The third proportional to 12,858,876 and 19,453,626 is: 29,430,532.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,858,876 : 19,453,626 = 19,453,626 : x
  2. Step 2: Convert to fraction form
    12,858,876/19,453,626 = 19,453,626/x
  3. Step 3: Cross multiply
    12,858,876x = 19,453,626 × 19,453,626
  4. Step 4: Simplify right side
    12,858,876x = 378,443,564,547,876
  5. Step 5: Solve for x
    x = 378,443,564,547,876/12,858,876
  6. Step 6: Final answer
    x = 29,430,532.23

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.