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Finding the Third Proportional to 1,809,450.69 and 2,756,627.19

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Solution

The third proportional to 1,809,450.69 and 2,756,627.19 is: 4,199,613.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,450.69 : 2,756,627.19 = 2,756,627.19 : x
  2. Step 2: Convert to fraction form
    1,809,450.69/2,756,627.19 = 2,756,627.19/x
  3. Step 3: Cross multiply
    1,809,450.69x = 2,756,627.19 × 2,756,627.19
  4. Step 4: Simplify right side
    1,809,450.69x = 7,598,993,450,864.16
  5. Step 5: Solve for x
    x = 7,598,993,450,864.16/1,809,450.69
  6. Step 6: Final answer
    x = 4,199,613.45

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.