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Finding the Third Proportional to 3,925,975.50 and 8,470,629

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Solution

The third proportional to 3,925,975.50 and 8,470,629 is: 18,276,108.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925,975.50 : 8,470,629 = 8,470,629 : x
  2. Step 2: Convert to fraction form
    3,925,975.50/8,470,629 = 8,470,629/x
  3. Step 3: Cross multiply
    3,925,975.50x = 8,470,629 × 8,470,629
  4. Step 4: Simplify right side
    3,925,975.50x = 71,751,555,655,641
  5. Step 5: Solve for x
    x = 71,751,555,655,641/3,925,975.50
  6. Step 6: Final answer
    x = 18,276,108.87

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.