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Finding the Third Proportional to 4,486,781 and 6,960,644

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Solution

The third proportional to 4,486,781 and 6,960,644 is: 10,798,513.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486,781 : 6,960,644 = 6,960,644 : x
  2. Step 2: Convert to fraction form
    4,486,781/6,960,644 = 6,960,644/x
  3. Step 3: Cross multiply
    4,486,781x = 6,960,644 × 6,960,644
  4. Step 4: Simplify right side
    4,486,781x = 48,450,564,894,736
  5. Step 5: Solve for x
    x = 48,450,564,894,736/4,486,781
  6. Step 6: Final answer
    x = 10,798,513.43

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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.