Finding the Fourth Proportional to 760,674.23, 1,049,730.50 and 416,531.85
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Solution
The fourth proportional to 760,674.23, 1,049,730.50 and 416,531.85 is: 574,813.99
Step by Step Solution
- Step 1: Write the proportion equation
760,674.23 : 1,049,730.50 = 416,531.85 : x - Step 2: Convert to fraction form
760,674.23/1,049,730.50 = 416,531.85/x - Step 3: Cross multiply
760,674.23x = 1,049,730.50 × 416,531.85 - Step 4: Simplify right side
760,674.23x = 437,246,185,083.77 - Step 5: Solve for x
x = 437,246,185,083.77/760,674.23 - Step 6: Final answer
x = 574,813.99
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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.