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Finding the Third Proportional to 54,131,440 and 127,740,508

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Solution

The third proportional to 54,131,440 and 127,740,508 is: 301,444,731.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,131,440 : 127,740,508 = 127,740,508 : x
  2. Step 2: Convert to fraction form
    54,131,440/127,740,508 = 127,740,508/x
  3. Step 3: Cross multiply
    54,131,440x = 127,740,508 × 127,740,508
  4. Step 4: Simplify right side
    54,131,440x = 16,317,637,384,098,064
  5. Step 5: Solve for x
    x = 16,317,637,384,098,064/54,131,440
  6. Step 6: Final answer
    x = 301,444,731.27

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.