Finding the Third Proportional to 809,464 and 1,187,952
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Solution
The third proportional to 809,464 and 1,187,952 is: 1,743,412.87
Step by Step Solution
- Step 1: Write the proportion equation
809,464 : 1,187,952 = 1,187,952 : x - Step 2: Convert to fraction form
809,464/1,187,952 = 1,187,952/x - Step 3: Cross multiply
809,464x = 1,187,952 × 1,187,952 - Step 4: Simplify right side
809,464x = 1,411,229,954,304 - Step 5: Solve for x
x = 1,411,229,954,304/809,464 - Step 6: Final answer
x = 1,743,412.87
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.