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Finding the Third Proportional to 2,100,026.25 and 4,487,906.25

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Solution

The third proportional to 2,100,026.25 and 4,487,906.25 is: 9,590,976.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,026.25 : 4,487,906.25 = 4,487,906.25 : x
  2. Step 2: Convert to fraction form
    2,100,026.25/4,487,906.25 = 4,487,906.25/x
  3. Step 3: Cross multiply
    2,100,026.25x = 4,487,906.25 × 4,487,906.25
  4. Step 4: Simplify right side
    2,100,026.25x = 20,141,302,508,789.06
  5. Step 5: Solve for x
    x = 20,141,302,508,789.06/2,100,026.25
  6. Step 6: Final answer
    x = 9,590,976.55

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.