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Finding the Third Proportional to 3,701,884.78 and 5,720,850.28

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Solution

The third proportional to 3,701,884.78 and 5,720,850.28 is: 8,840,936.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,701,884.78 : 5,720,850.28 = 5,720,850.28 : x
  2. Step 2: Convert to fraction form
    3,701,884.78/5,720,850.28 = 5,720,850.28/x
  3. Step 3: Cross multiply
    3,701,884.78x = 5,720,850.28 × 5,720,850.28
  4. Step 4: Simplify right side
    3,701,884.78x = 32,728,127,940,478.20
  5. Step 5: Solve for x
    x = 32,728,127,940,478.20/3,701,884.78
  6. Step 6: Final answer
    x = 8,840,936.41

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.