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Finding the Third Proportional to 1,822,783.50 and 3,988,845

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Solution

The third proportional to 1,822,783.50 and 3,988,845 is: 8,728,894.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822,783.50 : 3,988,845 = 3,988,845 : x
  2. Step 2: Convert to fraction form
    1,822,783.50/3,988,845 = 3,988,845/x
  3. Step 3: Cross multiply
    1,822,783.50x = 3,988,845 × 3,988,845
  4. Step 4: Simplify right side
    1,822,783.50x = 15,910,884,434,025
  5. Step 5: Solve for x
    x = 15,910,884,434,025/1,822,783.50
  6. Step 6: Final answer
    x = 8,728,894.26

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.