Finding the Fourth Proportional to 295,900.77, 408,334.87 and 166,838.12
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Solution
The fourth proportional to 295,900.77, 408,334.87 and 166,838.12 is: 230,231.99
Step by Step Solution
- Step 1: Write the proportion equation
295,900.77 : 408,334.87 = 166,838.12 : x - Step 2: Convert to fraction form
295,900.77/408,334.87 = 166,838.12/x - Step 3: Cross multiply
295,900.77x = 408,334.87 × 166,838.12 - Step 4: Simplify right side
295,900.77x = 68,125,822,041.24 - Step 5: Solve for x
x = 68,125,822,041.24/295,900.77 - Step 6: Final answer
x = 230,231.99
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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.