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Finding the Third Proportional to 9,575,620 and 20,478,344

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Solution

The third proportional to 9,575,620 and 20,478,344 is: 43,794,821.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,575,620 : 20,478,344 = 20,478,344 : x
  2. Step 2: Convert to fraction form
    9,575,620/20,478,344 = 20,478,344/x
  3. Step 3: Cross multiply
    9,575,620x = 20,478,344 × 20,478,344
  4. Step 4: Simplify right side
    9,575,620x = 419,362,572,982,336
  5. Step 5: Solve for x
    x = 419,362,572,982,336/9,575,620
  6. Step 6: Final answer
    x = 43,794,821.95

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.