Finding the Third Proportional to 986,468.63 and 2,119,791.94
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Solution
The third proportional to 986,468.63 and 2,119,791.94 is: 4,555,155.37
Step by Step Solution
- Step 1: Write the proportion equation
986,468.63 : 2,119,791.94 = 2,119,791.94 : x - Step 2: Convert to fraction form
986,468.63/2,119,791.94 = 2,119,791.94/x - Step 3: Cross multiply
986,468.63x = 2,119,791.94 × 2,119,791.94 - Step 4: Simplify right side
986,468.63x = 4,493,517,858,290.00 - Step 5: Solve for x
x = 4,493,517,858,290.00/986,468.63 - Step 6: Final answer
x = 4,555,155.37
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.