Finding the Fourth Proportional to 1,726,647.08, 2,589,528.84 and 511,939.68
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Solution
The fourth proportional to 1,726,647.08, 2,589,528.84 and 511,939.68 is: 767,778.54
Step by Step Solution
- Step 1: Write the proportion equation
1,726,647.08 : 2,589,528.84 = 511,939.68 : x - Step 2: Convert to fraction form
1,726,647.08/2,589,528.84 = 511,939.68/x - Step 3: Cross multiply
1,726,647.08x = 2,589,528.84 × 511,939.68 - Step 4: Simplify right side
1,726,647.08x = 1,325,682,565,700.37 - Step 5: Solve for x
x = 1,325,682,565,700.37/1,726,647.08 - Step 6: Final answer
x = 767,778.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.