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Finding the Third Proportional to 17,731,178.75 and 38,488,936

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Solution

The third proportional to 17,731,178.75 and 38,488,936 is: 83,547,643.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,731,178.75 : 38,488,936 = 38,488,936 : x
  2. Step 2: Convert to fraction form
    17,731,178.75/38,488,936 = 38,488,936/x
  3. Step 3: Cross multiply
    17,731,178.75x = 38,488,936 × 38,488,936
  4. Step 4: Simplify right side
    17,731,178.75x = 1,481,398,194,412,096
  5. Step 5: Solve for x
    x = 1,481,398,194,412,096/17,731,178.75
  6. Step 6: Final answer
    x = 83,547,643.13

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.