Finding the Third Proportional to 816,132 and 1,698,488
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Solution
The third proportional to 816,132 and 1,698,488 is: 3,534,797.66
Step by Step Solution
- Step 1: Write the proportion equation
816,132 : 1,698,488 = 1,698,488 : x - Step 2: Convert to fraction form
816,132/1,698,488 = 1,698,488/x - Step 3: Cross multiply
816,132x = 1,698,488 × 1,698,488 - Step 4: Simplify right side
816,132x = 2,884,861,486,144 - Step 5: Solve for x
x = 2,884,861,486,144/816,132 - Step 6: Final answer
x = 3,534,797.66
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.