Finding the Fourth Proportional to 222,920.16, 334,467.36 and 98,173.68
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Solution
The fourth proportional to 222,920.16, 334,467.36 and 98,173.68 is: 147,298.89
Step by Step Solution
- Step 1: Write the proportion equation
222,920.16 : 334,467.36 = 98,173.68 : x - Step 2: Convert to fraction form
222,920.16/334,467.36 = 98,173.68/x - Step 3: Cross multiply
222,920.16x = 334,467.36 × 98,173.68 - Step 4: Simplify right side
222,920.16x = 32,835,891,571.08 - Step 5: Solve for x
x = 32,835,891,571.08/222,920.16 - Step 6: Final answer
x = 147,298.89
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1.5x scale
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.