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Finding the Third Proportional to 3,918,355 and 5,762,356.75

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Solution

The third proportional to 3,918,355 and 5,762,356.75 is: 8,474,156.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,918,355 : 5,762,356.75 = 5,762,356.75 : x
  2. Step 2: Convert to fraction form
    3,918,355/5,762,356.75 = 5,762,356.75/x
  3. Step 3: Cross multiply
    3,918,355x = 5,762,356.75 × 5,762,356.75
  4. Step 4: Simplify right side
    3,918,355x = 33,204,755,314,270.56
  5. Step 5: Solve for x
    x = 33,204,755,314,270.56/3,918,355
  6. Step 6: Final answer
    x = 8,474,156.96

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.