Finding the Fourth Proportional to 503,866.88, 755,906.93 and 166,888.45
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Solution
The fourth proportional to 503,866.88, 755,906.93 and 166,888.45 is: 250,367.99
Step by Step Solution
- Step 1: Write the proportion equation
503,866.88 : 755,906.93 = 166,888.45 : x - Step 2: Convert to fraction form
503,866.88/755,906.93 = 166,888.45/x - Step 3: Cross multiply
503,866.88x = 755,906.93 × 166,888.45 - Step 4: Simplify right side
503,866.88x = 126,152,135,891.96 - Step 5: Solve for x
x = 126,152,135,891.96/503,866.88 - Step 6: Final answer
x = 250,367.99
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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.