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Finding the Third Proportional to 18,922,272 and 41,426,848

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Solution

The third proportional to 18,922,272 and 41,426,848 is: 90,696,494.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,922,272 : 41,426,848 = 41,426,848 : x
  2. Step 2: Convert to fraction form
    18,922,272/41,426,848 = 41,426,848/x
  3. Step 3: Cross multiply
    18,922,272x = 41,426,848 × 41,426,848
  4. Step 4: Simplify right side
    18,922,272x = 1,716,183,735,215,104
  5. Step 5: Solve for x
    x = 1,716,183,735,215,104/18,922,272
  6. Step 6: Final answer
    x = 90,696,494.33

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.