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Finding the Third Proportional to 27,489,072 and 40,392,144

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Solution

The third proportional to 27,489,072 and 40,392,144 is: 59,351,777.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,489,072 : 40,392,144 = 40,392,144 : x
  2. Step 2: Convert to fraction form
    27,489,072/40,392,144 = 40,392,144/x
  3. Step 3: Cross multiply
    27,489,072x = 40,392,144 × 40,392,144
  4. Step 4: Simplify right side
    27,489,072x = 1,631,525,296,916,736
  5. Step 5: Solve for x
    x = 1,631,525,296,916,736/27,489,072
  6. Step 6: Final answer
    x = 59,351,777.93

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.