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Finding the Third Proportional to 1,198,485 and 2,567,556

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Solution

The third proportional to 1,198,485 and 2,567,556 is: 5,500,564.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,485 : 2,567,556 = 2,567,556 : x
  2. Step 2: Convert to fraction form
    1,198,485/2,567,556 = 2,567,556/x
  3. Step 3: Cross multiply
    1,198,485x = 2,567,556 × 2,567,556
  4. Step 4: Simplify right side
    1,198,485x = 6,592,343,813,136
  5. Step 5: Solve for x
    x = 6,592,343,813,136/1,198,485
  6. Step 6: Final answer
    x = 5,500,564.31

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.