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Finding the Third Proportional to 18,183,815 and 28,232,018

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Solution

The third proportional to 18,183,815 and 28,232,018 is: 43,832,762.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,183,815 : 28,232,018 = 28,232,018 : x
  2. Step 2: Convert to fraction form
    18,183,815/28,232,018 = 28,232,018/x
  3. Step 3: Cross multiply
    18,183,815x = 28,232,018 × 28,232,018
  4. Step 4: Simplify right side
    18,183,815x = 797,046,840,352,324
  5. Step 5: Solve for x
    x = 797,046,840,352,324/18,183,815
  6. Step 6: Final answer
    x = 43,832,762.29

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.