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Finding the Third Proportional to 18,905,565 and 41,233,146

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Solution

The third proportional to 18,905,565 and 41,233,146 is: 89,929,728.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,905,565 : 41,233,146 = 41,233,146 : x
  2. Step 2: Convert to fraction form
    18,905,565/41,233,146 = 41,233,146/x
  3. Step 3: Cross multiply
    18,905,565x = 41,233,146 × 41,233,146
  4. Step 4: Simplify right side
    18,905,565x = 1,700,172,329,057,316
  5. Step 5: Solve for x
    x = 1,700,172,329,057,316/18,905,565
  6. Step 6: Final answer
    x = 89,929,728.58

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.