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Finding the Third Proportional to 3,153,860 and 4,941,782

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Solution

The third proportional to 3,153,860 and 4,941,782 is: 7,743,276.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153,860 : 4,941,782 = 4,941,782 : x
  2. Step 2: Convert to fraction form
    3,153,860/4,941,782 = 4,941,782/x
  3. Step 3: Cross multiply
    3,153,860x = 4,941,782 × 4,941,782
  4. Step 4: Simplify right side
    3,153,860x = 24,421,209,335,524
  5. Step 5: Solve for x
    x = 24,421,209,335,524/3,153,860
  6. Step 6: Final answer
    x = 7,743,276.28

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.