Finding the Third Proportional to 1,986,804.07 and 4,291,201.55
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Solution
The third proportional to 1,986,804.07 and 4,291,201.55 is: 9,268,357.66
Step by Step Solution
- Step 1: Write the proportion equation
1,986,804.07 : 4,291,201.55 = 4,291,201.55 : x - Step 2: Convert to fraction form
1,986,804.07/4,291,201.55 = 4,291,201.55/x - Step 3: Cross multiply
1,986,804.07x = 4,291,201.55 × 4,291,201.55 - Step 4: Simplify right side
1,986,804.07x = 18,414,410,715,902.39 - Step 5: Solve for x
x = 18,414,410,715,902.39/1,986,804.07 - Step 6: Final answer
x = 9,268,357.66
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.