Finding the Third Proportional to 840,790 and 1,845,092
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Solution
The third proportional to 840,790 and 1,845,092 is: 4,049,006.87
Step by Step Solution
- Step 1: Write the proportion equation
840,790 : 1,845,092 = 1,845,092 : x - Step 2: Convert to fraction form
840,790/1,845,092 = 1,845,092/x - Step 3: Cross multiply
840,790x = 1,845,092 × 1,845,092 - Step 4: Simplify right side
840,790x = 3,404,364,488,464 - Step 5: Solve for x
x = 3,404,364,488,464/840,790 - Step 6: Final answer
x = 4,049,006.87
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.