Finding the Fourth Proportional to 5,680,405.96, 8,524,840.74 and 4,167,997.06
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Solution
The fourth proportional to 5,680,405.96, 8,524,840.74 and 4,167,997.06 is: 6,255,100.67
Step by Step Solution
- Step 1: Write the proportion equation
5,680,405.96 : 8,524,840.74 = 4,167,997.06 : x - Step 2: Convert to fraction form
5,680,405.96/8,524,840.74 = 4,167,997.06/x - Step 3: Cross multiply
5,680,405.96x = 8,524,840.74 × 4,167,997.06 - Step 4: Simplify right side
5,680,405.96x = 35,531,511,141,288.23 - Step 5: Solve for x
x = 35,531,511,141,288.23/5,680,405.96 - Step 6: Final answer
x = 6,255,100.67
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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.