Finding the Fourth Proportional to 993,198.92, 1,370,762.07 and 585,170.33
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Solution
The fourth proportional to 993,198.92, 1,370,762.07 and 585,170.33 is: 807,621.99
Step by Step Solution
- Step 1: Write the proportion equation
993,198.92 : 1,370,762.07 = 585,170.33 : x - Step 2: Convert to fraction form
993,198.92/1,370,762.07 = 585,170.33/x - Step 3: Cross multiply
993,198.92x = 1,370,762.07 × 585,170.33 - Step 4: Simplify right side
993,198.92x = 802,129,292,853.38 - Step 5: Solve for x
x = 802,129,292,853.38/993,198.92 - Step 6: Final answer
x = 807,621.99
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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.