Finding the Fourth Proportional to 416,816.15, 575,198.77 and 235,524.18
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Solution
The fourth proportional to 416,816.15, 575,198.77 and 235,524.18 is: 325,019.12
Step by Step Solution
- Step 1: Write the proportion equation
416,816.15 : 575,198.77 = 235,524.18 : x - Step 2: Convert to fraction form
416,816.15/575,198.77 = 235,524.18/x - Step 3: Cross multiply
416,816.15x = 575,198.77 × 235,524.18 - Step 4: Simplify right side
416,816.15x = 135,473,219,033.31 - Step 5: Solve for x
x = 135,473,219,033.31/416,816.15 - Step 6: Final answer
x = 325,019.12
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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.