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Finding the Third Proportional to 3,209,238 and 7,048,356

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Solution

The third proportional to 3,209,238 and 7,048,356 is: 15,480,099.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209,238 : 7,048,356 = 7,048,356 : x
  2. Step 2: Convert to fraction form
    3,209,238/7,048,356 = 7,048,356/x
  3. Step 3: Cross multiply
    3,209,238x = 7,048,356 × 7,048,356
  4. Step 4: Simplify right side
    3,209,238x = 49,679,322,302,736
  5. Step 5: Solve for x
    x = 49,679,322,302,736/3,209,238
  6. Step 6: Final answer
    x = 15,480,099.11

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.