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Finding the Third Proportional to 5,135,791.50 and 12,145,572

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Solution

The third proportional to 5,135,791.50 and 12,145,572 is: 28,722,918.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,135,791.50 : 12,145,572 = 12,145,572 : x
  2. Step 2: Convert to fraction form
    5,135,791.50/12,145,572 = 12,145,572/x
  3. Step 3: Cross multiply
    5,135,791.50x = 12,145,572 × 12,145,572
  4. Step 4: Simplify right side
    5,135,791.50x = 147,514,919,207,184
  5. Step 5: Solve for x
    x = 147,514,919,207,184/5,135,791.50
  6. Step 6: Final answer
    x = 28,722,918.21

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.