Finding the Fourth Proportional to 799,713.42, 1,194,463.05 and 723,694.11
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Solution
The fourth proportional to 799,713.42, 1,194,463.05 and 723,694.11 is: 1,080,919.55
Step by Step Solution
- Step 1: Write the proportion equation
799,713.42 : 1,194,463.05 = 723,694.11 : x - Step 2: Convert to fraction form
799,713.42/1,194,463.05 = 723,694.11/x - Step 3: Cross multiply
799,713.42x = 1,194,463.05 × 723,694.11 - Step 4: Simplify right side
799,713.42x = 864,425,866,704.55 - Step 5: Solve for x
x = 864,425,866,704.55/799,713.42 - Step 6: Final answer
x = 1,080,919.55
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.