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Finding the Third Proportional to 4,147,975.50 and 8,627,043

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Solution

The third proportional to 4,147,975.50 and 8,627,043 is: 17,942,697.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147,975.50 : 8,627,043 = 8,627,043 : x
  2. Step 2: Convert to fraction form
    4,147,975.50/8,627,043 = 8,627,043/x
  3. Step 3: Cross multiply
    4,147,975.50x = 8,627,043 × 8,627,043
  4. Step 4: Simplify right side
    4,147,975.50x = 74,425,870,923,849
  5. Step 5: Solve for x
    x = 74,425,870,923,849/4,147,975.50
  6. Step 6: Final answer
    x = 17,942,697.81

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.