Finding the Third Proportional to 774,394 and 1,660,838
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Solution
The third proportional to 774,394 and 1,660,838 is: 3,561,988.94
Step by Step Solution
- Step 1: Write the proportion equation
774,394 : 1,660,838 = 1,660,838 : x - Step 2: Convert to fraction form
774,394/1,660,838 = 1,660,838/x - Step 3: Cross multiply
774,394x = 1,660,838 × 1,660,838 - Step 4: Simplify right side
774,394x = 2,758,382,862,244 - Step 5: Solve for x
x = 2,758,382,862,244/774,394 - Step 6: Final answer
x = 3,561,988.94
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.