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Finding the Third Proportional to 18,257,583 and 38,552,355

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Solution

The third proportional to 18,257,583 and 38,552,355 is: 81,406,398.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,257,583 : 38,552,355 = 38,552,355 : x
  2. Step 2: Convert to fraction form
    18,257,583/38,552,355 = 38,552,355/x
  3. Step 3: Cross multiply
    18,257,583x = 38,552,355 × 38,552,355
  4. Step 4: Simplify right side
    18,257,583x = 1,486,284,076,046,025
  5. Step 5: Solve for x
    x = 1,486,284,076,046,025/18,257,583
  6. Step 6: Final answer
    x = 81,406,398.43

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.