Finding the Fourth Proportional to 5,350,874.04, 7,383,718.08 and 3,175,042.32
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Solution
The fourth proportional to 5,350,874.04, 7,383,718.08 and 3,175,042.32 is: 4,381,268.78
Step by Step Solution
- Step 1: Write the proportion equation
5,350,874.04 : 7,383,718.08 = 3,175,042.32 : x - Step 2: Convert to fraction form
5,350,874.04/7,383,718.08 = 3,175,042.32/x - Step 3: Cross multiply
5,350,874.04x = 7,383,718.08 × 3,175,042.32 - Step 4: Simplify right side
5,350,874.04x = 23,443,617,382,949.14 - Step 5: Solve for x
x = 23,443,617,382,949.14/5,350,874.04 - Step 6: Final answer
x = 4,381,268.78
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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.