Finding the Fourth Proportional to 1,726,644.51, 2,589,524.98 and 511,937.12
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Solution
The fourth proportional to 1,726,644.51, 2,589,524.98 and 511,937.12 is: 767,774.70
Step by Step Solution
- Step 1: Write the proportion equation
1,726,644.51 : 2,589,524.98 = 511,937.12 : x - Step 2: Convert to fraction form
1,726,644.51/2,589,524.98 = 511,937.12/x - Step 3: Cross multiply
1,726,644.51x = 2,589,524.98 × 511,937.12 - Step 4: Simplify right side
1,726,644.51x = 1,325,673,965,623.23 - Step 5: Solve for x
x = 1,325,673,965,623.23/1,726,644.51 - Step 6: Final answer
x = 767,774.70
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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.