Finding the Fourth Proportional to 4,271,479.94, 6,404,857.94 and 3,247,176.62
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Solution
The fourth proportional to 4,271,479.94, 6,404,857.94 and 3,247,176.62 is: 4,868,969.36
Step by Step Solution
- Step 1: Write the proportion equation
4,271,479.94 : 6,404,857.94 = 3,247,176.62 : x - Step 2: Convert to fraction form
4,271,479.94/6,404,857.94 = 3,247,176.62/x - Step 3: Cross multiply
4,271,479.94x = 6,404,857.94 × 3,247,176.62 - Step 4: Simplify right side
4,271,479.94x = 20,797,704,957,189.36 - Step 5: Solve for x
x = 20,797,704,957,189.36/4,271,479.94 - Step 6: Final answer
x = 4,868,969.36
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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.