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Finding the Third Proportional to 17,766,144 and 26,780,328

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Solution

The third proportional to 17,766,144 and 26,780,328 is: 40,368,127.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,766,144 : 26,780,328 = 26,780,328 : x
  2. Step 2: Convert to fraction form
    17,766,144/26,780,328 = 26,780,328/x
  3. Step 3: Cross multiply
    17,766,144x = 26,780,328 × 26,780,328
  4. Step 4: Simplify right side
    17,766,144x = 717,185,967,787,584
  5. Step 5: Solve for x
    x = 717,185,967,787,584/17,766,144
  6. Step 6: Final answer
    x = 40,368,127.59

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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.