Finding the Third Proportional to 829,899 and 1,820,502
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Solution
The third proportional to 829,899 and 1,820,502 is: 3,993,531.18
Step by Step Solution
- Step 1: Write the proportion equation
829,899 : 1,820,502 = 1,820,502 : x - Step 2: Convert to fraction form
829,899/1,820,502 = 1,820,502/x - Step 3: Cross multiply
829,899x = 1,820,502 × 1,820,502 - Step 4: Simplify right side
829,899x = 3,314,227,532,004 - Step 5: Solve for x
x = 3,314,227,532,004/829,899 - Step 6: Final answer
x = 3,993,531.18
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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.