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Finding the Third Proportional to 6,977,690 and 14,783,906

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Solution

The third proportional to 6,977,690 and 14,783,906 is: 31,323,242.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,977,690 : 14,783,906 = 14,783,906 : x
  2. Step 2: Convert to fraction form
    6,977,690/14,783,906 = 14,783,906/x
  3. Step 3: Cross multiply
    6,977,690x = 14,783,906 × 14,783,906
  4. Step 4: Simplify right side
    6,977,690x = 218,563,876,616,836
  5. Step 5: Solve for x
    x = 218,563,876,616,836/6,977,690
  6. Step 6: Final answer
    x = 31,323,242.59

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.