Finding the Fourth Proportional to 694,416.24, 1,041,660 and 195,819.12
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Solution
The fourth proportional to 694,416.24, 1,041,660 and 195,819.12 is: 293,738.73
Step by Step Solution
- Step 1: Write the proportion equation
694,416.24 : 1,041,660 = 195,819.12 : x - Step 2: Convert to fraction form
694,416.24/1,041,660 = 195,819.12/x - Step 3: Cross multiply
694,416.24x = 1,041,660 × 195,819.12 - Step 4: Simplify right side
694,416.24x = 203,976,944,539.20 - Step 5: Solve for x
x = 203,976,944,539.20/694,416.24 - Step 6: Final answer
x = 293,738.73
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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.