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Finding the Third Proportional to 3,874,730 and 5,318,965

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Solution

The third proportional to 3,874,730 and 5,318,965 is: 7,301,512.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,874,730 : 5,318,965 = 5,318,965 : x
  2. Step 2: Convert to fraction form
    3,874,730/5,318,965 = 5,318,965/x
  3. Step 3: Cross multiply
    3,874,730x = 5,318,965 × 5,318,965
  4. Step 4: Simplify right side
    3,874,730x = 28,291,388,671,225
  5. Step 5: Solve for x
    x = 28,291,388,671,225/3,874,730
  6. Step 6: Final answer
    x = 7,301,512.28

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.