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Finding the Third Proportional to 3,208,208 and 7,133,716

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Solution

The third proportional to 3,208,208 and 7,133,716 is: 15,862,407.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,208 : 7,133,716 = 7,133,716 : x
  2. Step 2: Convert to fraction form
    3,208,208/7,133,716 = 7,133,716/x
  3. Step 3: Cross multiply
    3,208,208x = 7,133,716 × 7,133,716
  4. Step 4: Simplify right side
    3,208,208x = 50,889,903,968,656
  5. Step 5: Solve for x
    x = 50,889,903,968,656/3,208,208
  6. Step 6: Final answer
    x = 15,862,407.91

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.