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Finding the Third Proportional to 9,606,788 and 20,919,312

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Solution

The third proportional to 9,606,788 and 20,919,312 is: 45,552,958.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,606,788 : 20,919,312 = 20,919,312 : x
  2. Step 2: Convert to fraction form
    9,606,788/20,919,312 = 20,919,312/x
  3. Step 3: Cross multiply
    9,606,788x = 20,919,312 × 20,919,312
  4. Step 4: Simplify right side
    9,606,788x = 437,617,614,553,344
  5. Step 5: Solve for x
    x = 437,617,614,553,344/9,606,788
  6. Step 6: Final answer
    x = 45,552,958.44

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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.