Finding the Fourth Proportional to 796,832, 1,099,628.16 and 439,136
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Solution
The fourth proportional to 796,832, 1,099,628.16 and 439,136 is: 606,007.68
Step by Step Solution
- Step 1: Write the proportion equation
796,832 : 1,099,628.16 = 439,136 : x - Step 2: Convert to fraction form
796,832/1,099,628.16 = 439,136/x - Step 3: Cross multiply
796,832x = 1,099,628.16 × 439,136 - Step 4: Simplify right side
796,832x = 482,886,311,669.76 - Step 5: Solve for x
x = 482,886,311,669.76/796,832 - Step 6: Final answer
x = 606,007.68
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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.