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Finding the Third Proportional to 18,545,884 and 28,369,543

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Solution

The third proportional to 18,545,884 and 28,369,543 is: 43,396,743.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,545,884 : 28,369,543 = 28,369,543 : x
  2. Step 2: Convert to fraction form
    18,545,884/28,369,543 = 28,369,543/x
  3. Step 3: Cross multiply
    18,545,884x = 28,369,543 × 28,369,543
  4. Step 4: Simplify right side
    18,545,884x = 804,830,970,028,849
  5. Step 5: Solve for x
    x = 804,830,970,028,849/18,545,884
  6. Step 6: Final answer
    x = 43,396,743.45

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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.