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Finding the Third Proportional to 8,242,688 and 17,704,192

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Solution

The third proportional to 8,242,688 and 17,704,192 is: 38,026,237.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,242,688 : 17,704,192 = 17,704,192 : x
  2. Step 2: Convert to fraction form
    8,242,688/17,704,192 = 17,704,192/x
  3. Step 3: Cross multiply
    8,242,688x = 17,704,192 × 17,704,192
  4. Step 4: Simplify right side
    8,242,688x = 313,438,414,372,864
  5. Step 5: Solve for x
    x = 313,438,414,372,864/8,242,688
  6. Step 6: Final answer
    x = 38,026,237.85

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