Finding the Fourth Proportional to 463,986.92, 696,032.94 and 416,309.09
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Solution
The fourth proportional to 463,986.92, 696,032.94 and 416,309.09 is: 624,510.80
Step by Step Solution
- Step 1: Write the proportion equation
463,986.92 : 696,032.94 = 416,309.09 : x - Step 2: Convert to fraction form
463,986.92/696,032.94 = 416,309.09/x - Step 3: Cross multiply
463,986.92x = 696,032.94 × 416,309.09 - Step 4: Simplify right side
463,986.92x = 289,764,839,861.43 - Step 5: Solve for x
x = 289,764,839,861.43/463,986.92 - Step 6: Final answer
x = 624,510.80
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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.