Finding the Fourth Proportional to 1,233,984.42, 1,850,859.99 and 392,387.94
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Solution
The fourth proportional to 1,233,984.42, 1,850,859.99 and 392,387.94 is: 588,544.82
Step by Step Solution
- Step 1: Write the proportion equation
1,233,984.42 : 1,850,859.99 = 392,387.94 : x - Step 2: Convert to fraction form
1,233,984.42/1,850,859.99 = 392,387.94/x - Step 3: Cross multiply
1,233,984.42x = 1,850,859.99 × 392,387.94 - Step 4: Simplify right side
1,233,984.42x = 726,255,138,704.52 - Step 5: Solve for x
x = 726,255,138,704.52/1,233,984.42 - Step 6: Final answer
x = 588,544.82
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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.