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Finding the Third Proportional to 19,270,021.50 and 28,372,761

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Solution

The third proportional to 19,270,021.50 and 28,372,761 is: 41,775,436.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,270,021.50 : 28,372,761 = 28,372,761 : x
  2. Step 2: Convert to fraction form
    19,270,021.50/28,372,761 = 28,372,761/x
  3. Step 3: Cross multiply
    19,270,021.50x = 28,372,761 × 28,372,761
  4. Step 4: Simplify right side
    19,270,021.50x = 805,013,566,763,121
  5. Step 5: Solve for x
    x = 805,013,566,763,121/19,270,021.50
  6. Step 6: Final answer
    x = 41,775,436.88

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.