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Finding the Third Proportional to 3,932,183 and 5,312,619

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Solution

The third proportional to 3,932,183 and 5,312,619 is: 7,177,672.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932,183 : 5,312,619 = 5,312,619 : x
  2. Step 2: Convert to fraction form
    3,932,183/5,312,619 = 5,312,619/x
  3. Step 3: Cross multiply
    3,932,183x = 5,312,619 × 5,312,619
  4. Step 4: Simplify right side
    3,932,183x = 28,223,920,639,161
  5. Step 5: Solve for x
    x = 28,223,920,639,161/3,932,183
  6. Step 6: Final answer
    x = 7,177,672.21

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.