Finding the Third Proportional to 943,431.05 and 2,072,198.95
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Solution
The third proportional to 943,431.05 and 2,072,198.95 is: 4,551,481.02
Step by Step Solution
- Step 1: Write the proportion equation
943,431.05 : 2,072,198.95 = 2,072,198.95 : x - Step 2: Convert to fraction form
943,431.05/2,072,198.95 = 2,072,198.95/x - Step 3: Cross multiply
943,431.05x = 2,072,198.95 × 2,072,198.95 - Step 4: Simplify right side
943,431.05x = 4,294,008,501,332.35 - Step 5: Solve for x
x = 4,294,008,501,332.35/943,431.05 - Step 6: Final answer
x = 4,551,481.02
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.