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Finding the Third Proportional to 1,821,235.64 and 2,631,166.03

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Solution

The third proportional to 1,821,235.64 and 2,631,166.03 is: 3,801,284.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,235.64 : 2,631,166.03 = 2,631,166.03 : x
  2. Step 2: Convert to fraction form
    1,821,235.64/2,631,166.03 = 2,631,166.03/x
  3. Step 3: Cross multiply
    1,821,235.64x = 2,631,166.03 × 2,631,166.03
  4. Step 4: Simplify right side
    1,821,235.64x = 6,923,034,684,003.88
  5. Step 5: Solve for x
    x = 6,923,034,684,003.88/1,821,235.64
  6. Step 6: Final answer
    x = 3,801,284.43

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.