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Finding the Third Proportional to 3,199,172.75 and 4,905,687

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Solution

The third proportional to 3,199,172.75 and 4,905,687 is: 7,522,496.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199,172.75 : 4,905,687 = 4,905,687 : x
  2. Step 2: Convert to fraction form
    3,199,172.75/4,905,687 = 4,905,687/x
  3. Step 3: Cross multiply
    3,199,172.75x = 4,905,687 × 4,905,687
  4. Step 4: Simplify right side
    3,199,172.75x = 24,065,764,941,969
  5. Step 5: Solve for x
    x = 24,065,764,941,969/3,199,172.75
  6. Step 6: Final answer
    x = 7,522,496.23

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.