Finding the Fourth Proportional to 295,504.29, 407,694.74 and 168,147.99
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Solution
The fourth proportional to 295,504.29, 407,694.74 and 168,147.99 is: 231,986.65
Step by Step Solution
- Step 1: Write the proportion equation
295,504.29 : 407,694.74 = 168,147.99 : x - Step 2: Convert to fraction form
295,504.29/407,694.74 = 168,147.99/x - Step 3: Cross multiply
295,504.29x = 407,694.74 × 168,147.99 - Step 4: Simplify right side
295,504.29x = 68,553,050,223.83 - Step 5: Solve for x
x = 68,553,050,223.83/295,504.29 - Step 6: Final answer
x = 231,986.65
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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.