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Finding the Third Proportional to 9,364,656 and 20,518,824

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Solution

The third proportional to 9,364,656 and 20,518,824 is: 44,958,633.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,364,656 : 20,518,824 = 20,518,824 : x
  2. Step 2: Convert to fraction form
    9,364,656/20,518,824 = 20,518,824/x
  3. Step 3: Cross multiply
    9,364,656x = 20,518,824 × 20,518,824
  4. Step 4: Simplify right side
    9,364,656x = 421,022,138,342,976
  5. Step 5: Solve for x
    x = 421,022,138,342,976/9,364,656
  6. Step 6: Final answer
    x = 44,958,633.65

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.