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Finding the Third Proportional to 16,998,939 and 25,640,725.50

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Solution

The third proportional to 16,998,939 and 25,640,725.50 is: 38,675,755.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,998,939 : 25,640,725.50 = 25,640,725.50 : x
  2. Step 2: Convert to fraction form
    16,998,939/25,640,725.50 = 25,640,725.50/x
  3. Step 3: Cross multiply
    16,998,939x = 25,640,725.50 × 25,640,725.50
  4. Step 4: Simplify right side
    16,998,939x = 657,446,804,166,350.25
  5. Step 5: Solve for x
    x = 657,446,804,166,350.25/16,998,939
  6. Step 6: Final answer
    x = 38,675,755.24

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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.