Finding the Fourth Proportional to 293,604.75, 405,174.96 and 159,468.75
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Solution
The fourth proportional to 293,604.75, 405,174.96 and 159,468.75 is: 220,067.09
Step by Step Solution
- Step 1: Write the proportion equation
293,604.75 : 405,174.96 = 159,468.75 : x - Step 2: Convert to fraction form
293,604.75/405,174.96 = 159,468.75/x - Step 3: Cross multiply
293,604.75x = 405,174.96 × 159,468.75 - Step 4: Simplify right side
293,604.75x = 64,612,744,402.50 - Step 5: Solve for x
x = 64,612,744,402.50/293,604.75 - Step 6: Final answer
x = 220,067.09
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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.