Finding the Fourth Proportional to 295,550.19, 407,859.71 and 168,225.75
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Solution
The fourth proportional to 295,550.19, 407,859.71 and 168,225.75 is: 232,151.79
Step by Step Solution
- Step 1: Write the proportion equation
295,550.19 : 407,859.71 = 168,225.75 : x - Step 2: Convert to fraction form
295,550.19/407,859.71 = 168,225.75/x - Step 3: Cross multiply
295,550.19x = 407,859.71 × 168,225.75 - Step 4: Simplify right side
295,550.19x = 68,612,504,768.40 - Step 5: Solve for x
x = 68,612,504,768.40/295,550.19 - Step 6: Final answer
x = 232,151.79
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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.