Finding the Fourth Proportional to 332,292.80, 498,512.10 and 163,893.80
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Solution
The fourth proportional to 332,292.80, 498,512.10 and 163,893.80 is: 245,876.66
Step by Step Solution
- Step 1: Write the proportion equation
332,292.80 : 498,512.10 = 163,893.80 : x - Step 2: Convert to fraction form
332,292.80/498,512.10 = 163,893.80/x - Step 3: Cross multiply
332,292.80x = 498,512.10 × 163,893.80 - Step 4: Simplify right side
332,292.80x = 81,703,042,414.98 - Step 5: Solve for x
x = 81,703,042,414.98/332,292.80 - Step 6: Final answer
x = 245,876.66
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1.5x scale
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.