Finding the Third Proportional to 853,182 and 1,811,340
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Solution
The third proportional to 853,182 and 1,811,340 is: 3,845,548.31
Step by Step Solution
- Step 1: Write the proportion equation
853,182 : 1,811,340 = 1,811,340 : x - Step 2: Convert to fraction form
853,182/1,811,340 = 1,811,340/x - Step 3: Cross multiply
853,182x = 1,811,340 × 1,811,340 - Step 4: Simplify right side
853,182x = 3,280,952,595,600 - Step 5: Solve for x
x = 3,280,952,595,600/853,182 - Step 6: Final answer
x = 3,845,548.31
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.