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Finding the Third Proportional to 8,802,192.80 and 18,905,923.97

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Solution

The third proportional to 8,802,192.80 and 18,905,923.97 is: 40,607,376.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,802,192.80 : 18,905,923.97 = 18,905,923.97 : x
  2. Step 2: Convert to fraction form
    8,802,192.80/18,905,923.97 = 18,905,923.97/x
  3. Step 3: Cross multiply
    8,802,192.80x = 18,905,923.97 × 18,905,923.97
  4. Step 4: Simplify right side
    8,802,192.80x = 357,433,961,112,155.75
  5. Step 5: Solve for x
    x = 357,433,961,112,155.75/8,802,192.80
  6. Step 6: Final answer
    x = 40,607,376.98

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.