Finding the Fourth Proportional to 1,511,652.58, 2,086,082.69 and 823,327.13
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Solution
The fourth proportional to 1,511,652.58, 2,086,082.69 and 823,327.13 is: 1,136,192.60
Step by Step Solution
- Step 1: Write the proportion equation
1,511,652.58 : 2,086,082.69 = 823,327.13 : x - Step 2: Convert to fraction form
1,511,652.58/2,086,082.69 = 823,327.13/x - Step 3: Cross multiply
1,511,652.58x = 2,086,082.69 × 823,327.13 - Step 4: Simplify right side
1,511,652.58x = 1,717,528,475,198.95 - Step 5: Solve for x
x = 1,717,528,475,198.95/1,511,652.58 - Step 6: Final answer
x = 1,136,192.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.