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Finding the Third Proportional to 13,371,396.75 and 20,089,019.25

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Solution

The third proportional to 13,371,396.75 and 20,089,019.25 is: 30,181,491.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,371,396.75 : 20,089,019.25 = 20,089,019.25 : x
  2. Step 2: Convert to fraction form
    13,371,396.75/20,089,019.25 = 20,089,019.25/x
  3. Step 3: Cross multiply
    13,371,396.75x = 20,089,019.25 × 20,089,019.25
  4. Step 4: Simplify right side
    13,371,396.75x = 403,568,694,426,870.56
  5. Step 5: Solve for x
    x = 403,568,694,426,870.56/13,371,396.75
  6. Step 6: Final answer
    x = 30,181,491.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.