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Finding the Third Proportional to 4,236,436 and 9,218,344

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Solution

The third proportional to 4,236,436 and 9,218,344 is: 20,058,810.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,236,436 : 9,218,344 = 9,218,344 : x
  2. Step 2: Convert to fraction form
    4,236,436/9,218,344 = 9,218,344/x
  3. Step 3: Cross multiply
    4,236,436x = 9,218,344 × 9,218,344
  4. Step 4: Simplify right side
    4,236,436x = 84,977,866,102,336
  5. Step 5: Solve for x
    x = 84,977,866,102,336/4,236,436
  6. Step 6: Final answer
    x = 20,058,810.31

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.