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Finding the Third Proportional to 18,922,270 and 41,426,842

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Solution

The third proportional to 18,922,270 and 41,426,842 is: 90,696,477.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,922,270 : 41,426,842 = 41,426,842 : x
  2. Step 2: Convert to fraction form
    18,922,270/41,426,842 = 41,426,842/x
  3. Step 3: Cross multiply
    18,922,270x = 41,426,842 × 41,426,842
  4. Step 4: Simplify right side
    18,922,270x = 1,716,183,238,092,964
  5. Step 5: Solve for x
    x = 1,716,183,238,092,964/18,922,270
  6. Step 6: Final answer
    x = 90,696,477.65

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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.