Finding the Fourth Proportional to 6,338,163.94, 8,745,298.05 and 3,760,697.50
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Solution
The fourth proportional to 6,338,163.94, 8,745,298.05 and 3,760,697.50 is: 5,188,950.75
Step by Step Solution
- Step 1: Write the proportion equation
6,338,163.94 : 8,745,298.05 = 3,760,697.50 : x - Step 2: Convert to fraction form
6,338,163.94/8,745,298.05 = 3,760,697.50/x - Step 3: Cross multiply
6,338,163.94x = 8,745,298.05 × 3,760,697.50 - Step 4: Simplify right side
6,338,163.94x = 32,888,420,513,389.88 - Step 5: Solve for x
x = 32,888,420,513,389.88/6,338,163.94 - Step 6: Final answer
x = 5,188,950.75
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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.