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Finding the Third Proportional to 1,968,735.38 and 3,214,738.13

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Solution

The third proportional to 1,968,735.38 and 3,214,738.13 is: 5,249,329.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,735.38 : 3,214,738.13 = 3,214,738.13 : x
  2. Step 2: Convert to fraction form
    1,968,735.38/3,214,738.13 = 3,214,738.13/x
  3. Step 3: Cross multiply
    1,968,735.38x = 3,214,738.13 × 3,214,738.13
  4. Step 4: Simplify right side
    1,968,735.38x = 10,334,541,212,328.52
  5. Step 5: Solve for x
    x = 10,334,541,212,328.52/1,968,735.38
  6. Step 6: Final answer
    x = 5,249,329.77

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.