Finding the Fourth Proportional to 534,454.11, 737,546.99 and 292,736.61
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Solution
The fourth proportional to 534,454.11, 737,546.99 and 292,736.61 is: 403,976.69
Step by Step Solution
- Step 1: Write the proportion equation
534,454.11 : 737,546.99 = 292,736.61 : x - Step 2: Convert to fraction form
534,454.11/737,546.99 = 292,736.61/x - Step 3: Cross multiply
534,454.11x = 737,546.99 × 292,736.61 - Step 4: Simplify right side
534,454.11x = 215,907,004,104.62 - Step 5: Solve for x
x = 215,907,004,104.62/534,454.11 - Step 6: Final answer
x = 403,976.69
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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.