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Finding the Third Proportional to 1,542,645 and 3,322,351.69

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Solution

The third proportional to 1,542,645 and 3,322,351.69 is: 7,155,256.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,645 : 3,322,351.69 = 3,322,351.69 : x
  2. Step 2: Convert to fraction form
    1,542,645/3,322,351.69 = 3,322,351.69/x
  3. Step 3: Cross multiply
    1,542,645x = 3,322,351.69 × 3,322,351.69
  4. Step 4: Simplify right side
    1,542,645x = 11,038,020,735,434.10
  5. Step 5: Solve for x
    x = 11,038,020,735,434.10/1,542,645
  6. Step 6: Final answer
    x = 7,155,256.55

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.