Finding the Fourth Proportional to 5,986,278, 8,261,245.08 and 3,270,198.96
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Solution
The fourth proportional to 5,986,278, 8,261,245.08 and 3,270,198.96 is: 4,512,973.68
Step by Step Solution
- Step 1: Write the proportion equation
5,986,278 : 8,261,245.08 = 3,270,198.96 : x - Step 2: Convert to fraction form
5,986,278/8,261,245.08 = 3,270,198.96/x - Step 3: Cross multiply
5,986,278x = 8,261,245.08 × 3,270,198.96 - Step 4: Simplify right side
5,986,278x = 27,015,915,068,921.12 - Step 5: Solve for x
x = 27,015,915,068,921.12/5,986,278 - Step 6: Final answer
x = 4,512,973.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.