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Finding the Third Proportional to 2,218,351.50 and 4,772,954.25

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Solution

The third proportional to 2,218,351.50 and 4,772,954.25 is: 10,269,378.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,351.50 : 4,772,954.25 = 4,772,954.25 : x
  2. Step 2: Convert to fraction form
    2,218,351.50/4,772,954.25 = 4,772,954.25/x
  3. Step 3: Cross multiply
    2,218,351.50x = 4,772,954.25 × 4,772,954.25
  4. Step 4: Simplify right side
    2,218,351.50x = 22,781,092,272,593.06
  5. Step 5: Solve for x
    x = 22,781,092,272,593.06/2,218,351.50
  6. Step 6: Final answer
    x = 10,269,378.98

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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.