Finding the Fourth Proportional to 431,747.84, 595,866.08 and 248,043.84
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Solution
The fourth proportional to 431,747.84, 595,866.08 and 248,043.84 is: 342,331.56
Step by Step Solution
- Step 1: Write the proportion equation
431,747.84 : 595,866.08 = 248,043.84 : x - Step 2: Convert to fraction form
431,747.84/595,866.08 = 248,043.84/x - Step 3: Cross multiply
431,747.84x = 595,866.08 × 248,043.84 - Step 4: Simplify right side
431,747.84x = 147,800,910,608.95 - Step 5: Solve for x
x = 147,800,910,608.95/431,747.84 - Step 6: Final answer
x = 342,331.56
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1.5x scale
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.