Finding the Fourth Proportional to 694,683.99, 1,042,025.99 and 196,047.99
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Solution
The fourth proportional to 694,683.99, 1,042,025.99 and 196,047.99 is: 294,071.99
Step by Step Solution
- Step 1: Write the proportion equation
694,683.99 : 1,042,025.99 = 196,047.99 : x - Step 2: Convert to fraction form
694,683.99/1,042,025.99 = 196,047.99/x - Step 3: Cross multiply
694,683.99x = 1,042,025.99 × 196,047.99 - Step 4: Simplify right side
694,683.99x = 204,287,099,887.02 - Step 5: Solve for x
x = 204,287,099,887.02/694,683.99 - Step 6: Final answer
x = 294,071.99
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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.