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Finding the Third Proportional to 12,542,573.25 and 18,329,699.25

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Solution

The third proportional to 12,542,573.25 and 18,329,699.25 is: 26,786,997.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,542,573.25 : 18,329,699.25 = 18,329,699.25 : x
  2. Step 2: Convert to fraction form
    12,542,573.25/18,329,699.25 = 18,329,699.25/x
  3. Step 3: Cross multiply
    12,542,573.25x = 18,329,699.25 × 18,329,699.25
  4. Step 4: Simplify right side
    12,542,573.25x = 335,977,874,595,450.56
  5. Step 5: Solve for x
    x = 335,977,874,595,450.56/12,542,573.25
  6. Step 6: Final answer
    x = 26,786,997.21

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.