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Finding the Third Proportional to 21,195,891 and 33,617,799

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Solution

The third proportional to 21,195,891 and 33,617,799 is: 53,319,599.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,195,891 : 33,617,799 = 33,617,799 : x
  2. Step 2: Convert to fraction form
    21,195,891/33,617,799 = 33,617,799/x
  3. Step 3: Cross multiply
    21,195,891x = 33,617,799 × 33,617,799
  4. Step 4: Simplify right side
    21,195,891x = 1,130,156,409,604,401
  5. Step 5: Solve for x
    x = 1,130,156,409,604,401/21,195,891
  6. Step 6: Final answer
    x = 53,319,599.05

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.