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Finding the Third Proportional to 10,640,392.88 and 22,129,997.66

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Solution

The third proportional to 10,640,392.88 and 22,129,997.66 is: 46,026,194.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,640,392.88 : 22,129,997.66 = 22,129,997.66 : x
  2. Step 2: Convert to fraction form
    10,640,392.88/22,129,997.66 = 22,129,997.66/x
  3. Step 3: Cross multiply
    10,640,392.88x = 22,129,997.66 × 22,129,997.66
  4. Step 4: Simplify right side
    10,640,392.88x = 489,736,796,438,510.06
  5. Step 5: Solve for x
    x = 489,736,796,438,510.06/10,640,392.88
  6. Step 6: Final answer
    x = 46,026,194.92

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.