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Finding the Third Proportional to 18,545,886 and 28,369,546

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Solution

The third proportional to 18,545,886 and 28,369,546 is: 43,396,747.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,545,886 : 28,369,546 = 28,369,546 : x
  2. Step 2: Convert to fraction form
    18,545,886/28,369,546 = 28,369,546/x
  3. Step 3: Cross multiply
    18,545,886x = 28,369,546 × 28,369,546
  4. Step 4: Simplify right side
    18,545,886x = 804,831,140,246,116
  5. Step 5: Solve for x
    x = 804,831,140,246,116/18,545,886
  6. Step 6: Final answer
    x = 43,396,747.95

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.