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Finding the Third Proportional to 21,195,936 and 33,617,880

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Solution

The third proportional to 21,195,936 and 33,617,880 is: 53,319,742.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,195,936 : 33,617,880 = 33,617,880 : x
  2. Step 2: Convert to fraction form
    21,195,936/33,617,880 = 33,617,880/x
  3. Step 3: Cross multiply
    21,195,936x = 33,617,880 × 33,617,880
  4. Step 4: Simplify right side
    21,195,936x = 1,130,161,855,694,400
  5. Step 5: Solve for x
    x = 1,130,161,855,694,400/21,195,936
  6. Step 6: Final answer
    x = 53,319,742.79

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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.