Finding the Fourth Proportional to 423,361.26, 584,245.44 and 232,392.42
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Solution
The fourth proportional to 423,361.26, 584,245.44 and 232,392.42 is: 320,705.33
Step by Step Solution
- Step 1: Write the proportion equation
423,361.26 : 584,245.44 = 232,392.42 : x - Step 2: Convert to fraction form
423,361.26/584,245.44 = 232,392.42/x - Step 3: Cross multiply
423,361.26x = 584,245.44 × 232,392.42 - Step 4: Simplify right side
423,361.26x = 135,774,211,675.57 - Step 5: Solve for x
x = 135,774,211,675.57/423,361.26 - Step 6: Final answer
x = 320,705.33
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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.