Finding the Fourth Proportional to 5,723,958.40, 8,589,874.16 and 2,358,165.40
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Solution
The fourth proportional to 5,723,958.40, 8,589,874.16 and 2,358,165.40 is: 3,538,869.89
Step by Step Solution
- Step 1: Write the proportion equation
5,723,958.40 : 8,589,874.16 = 2,358,165.40 : x - Step 2: Convert to fraction form
5,723,958.40/8,589,874.16 = 2,358,165.40/x - Step 3: Cross multiply
5,723,958.40x = 8,589,874.16 × 2,358,165.40 - Step 4: Simplify right side
5,723,958.40x = 20,256,344,034,466.06 - Step 5: Solve for x
x = 20,256,344,034,466.06/5,723,958.40 - Step 6: Final answer
x = 3,538,869.89
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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.