Finding the Fourth Proportional to 796,861.44, 1,099,636.68 and 434,277.60
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Solution
The fourth proportional to 796,861.44, 1,099,636.68 and 434,277.60 is: 599,285.59
Step by Step Solution
- Step 1: Write the proportion equation
796,861.44 : 1,099,636.68 = 434,277.60 : x - Step 2: Convert to fraction form
796,861.44/1,099,636.68 = 434,277.60/x - Step 3: Cross multiply
796,861.44x = 1,099,636.68 × 434,277.60 - Step 4: Simplify right side
796,861.44x = 477,547,578,262.37 - Step 5: Solve for x
x = 477,547,578,262.37/796,861.44 - Step 6: Final answer
x = 599,285.59
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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.