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Finding the Third Proportional to 17,732,940 and 38,201,440

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Solution

The third proportional to 17,732,940 and 38,201,440 is: 82,295,999.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,732,940 : 38,201,440 = 38,201,440 : x
  2. Step 2: Convert to fraction form
    17,732,940/38,201,440 = 38,201,440/x
  3. Step 3: Cross multiply
    17,732,940x = 38,201,440 × 38,201,440
  4. Step 4: Simplify right side
    17,732,940x = 1,459,350,018,073,600
  5. Step 5: Solve for x
    x = 1,459,350,018,073,600/17,732,940
  6. Step 6: Final answer
    x = 82,295,999.31

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.