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Finding the Third Proportional to 3,632,379.19 and 7,641,195.75

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Solution

The third proportional to 3,632,379.19 and 7,641,195.75 is: 16,074,277.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632,379.19 : 7,641,195.75 = 7,641,195.75 : x
  2. Step 2: Convert to fraction form
    3,632,379.19/7,641,195.75 = 7,641,195.75/x
  3. Step 3: Cross multiply
    3,632,379.19x = 7,641,195.75 × 7,641,195.75
  4. Step 4: Simplify right side
    3,632,379.19x = 58,387,872,489,818.06
  5. Step 5: Solve for x
    x = 58,387,872,489,818.06/3,632,379.19
  6. Step 6: Final answer
    x = 16,074,277.90

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.