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Finding the Third Proportional to 13,215,504 and 18,610,623

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Solution

The third proportional to 13,215,504 and 18,610,623 is: 26,208,254.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,215,504 : 18,610,623 = 18,610,623 : x
  2. Step 2: Convert to fraction form
    13,215,504/18,610,623 = 18,610,623/x
  3. Step 3: Cross multiply
    13,215,504x = 18,610,623 × 18,610,623
  4. Step 4: Simplify right side
    13,215,504x = 346,355,288,448,129
  5. Step 5: Solve for x
    x = 346,355,288,448,129/13,215,504
  6. Step 6: Final answer
    x = 26,208,254.22

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.