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Finding the Third Proportional to 1,556,601.05 and 3,212,908.03

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Solution

The third proportional to 1,556,601.05 and 3,212,908.03 is: 6,631,614.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,601.05 : 3,212,908.03 = 3,212,908.03 : x
  2. Step 2: Convert to fraction form
    1,556,601.05/3,212,908.03 = 3,212,908.03/x
  3. Step 3: Cross multiply
    1,556,601.05x = 3,212,908.03 × 3,212,908.03
  4. Step 4: Simplify right side
    1,556,601.05x = 10,322,778,017,270.75
  5. Step 5: Solve for x
    x = 10,322,778,017,270.75/1,556,601.05
  6. Step 6: Final answer
    x = 6,631,614.46

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.