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Finding the Third Proportional to 3,504,145 and 3,872,785

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Solution

The third proportional to 3,504,145 and 3,872,785 is: 4,280,206.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504,145 : 3,872,785 = 3,872,785 : x
  2. Step 2: Convert to fraction form
    3,504,145/3,872,785 = 3,872,785/x
  3. Step 3: Cross multiply
    3,504,145x = 3,872,785 × 3,872,785
  4. Step 4: Simplify right side
    3,504,145x = 14,998,463,656,225
  5. Step 5: Solve for x
    x = 14,998,463,656,225/3,504,145
  6. Step 6: Final answer
    x = 4,280,206.34

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Why These Related Problems?

These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.