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Finding the Third Proportional to 19,660,072.50 and 30,773,175.75

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Solution

The third proportional to 19,660,072.50 and 30,773,175.75 is: 48,168,100.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,660,072.50 : 30,773,175.75 = 30,773,175.75 : x
  2. Step 2: Convert to fraction form
    19,660,072.50/30,773,175.75 = 30,773,175.75/x
  3. Step 3: Cross multiply
    19,660,072.50x = 30,773,175.75 × 30,773,175.75
  4. Step 4: Simplify right side
    19,660,072.50x = 946,988,345,740,388
  5. Step 5: Solve for x
    x = 946,988,345,740,388/19,660,072.50
  6. Step 6: Final answer
    x = 48,168,100.38

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.