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Finding the Third Proportional to 11,356,690 and 17,170,539

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Solution

The third proportional to 11,356,690 and 17,170,539 is: 25,960,681.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,356,690 : 17,170,539 = 17,170,539 : x
  2. Step 2: Convert to fraction form
    11,356,690/17,170,539 = 17,170,539/x
  3. Step 3: Cross multiply
    11,356,690x = 17,170,539 × 17,170,539
  4. Step 4: Simplify right side
    11,356,690x = 294,827,409,550,521
  5. Step 5: Solve for x
    x = 294,827,409,550,521/11,356,690
  6. Step 6: Final answer
    x = 25,960,681.29

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.