Finding the Fourth Proportional to 295,546.99, 407,857.45 and 168,230.78
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Solution
The fourth proportional to 295,546.99, 407,857.45 and 168,230.78 is: 232,159.96
Step by Step Solution
- Step 1: Write the proportion equation
295,546.99 : 407,857.45 = 168,230.78 : x - Step 2: Convert to fraction form
295,546.99/407,857.45 = 168,230.78/x - Step 3: Cross multiply
295,546.99x = 407,857.45 × 168,230.78 - Step 4: Simplify right side
295,546.99x = 68,614,176,942.31 - Step 5: Solve for x
x = 68,614,176,942.31/295,546.99 - Step 6: Final answer
x = 232,159.96
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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.