Finding the Third Proportional to 788,928 and 1,728,024
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Solution
The third proportional to 788,928 and 1,728,024 is: 3,784,967.63
Step by Step Solution
- Step 1: Write the proportion equation
788,928 : 1,728,024 = 1,728,024 : x - Step 2: Convert to fraction form
788,928/1,728,024 = 1,728,024/x - Step 3: Cross multiply
788,928x = 1,728,024 × 1,728,024 - Step 4: Simplify right side
788,928x = 2,986,066,944,576 - Step 5: Solve for x
x = 2,986,066,944,576/788,928 - Step 6: Final answer
x = 3,784,967.63
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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.