Finding the Fourth Proportional to 6,224,816.18, 8,590,229.06 and 3,471,506.18
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Solution
The fourth proportional to 6,224,816.18, 8,590,229.06 and 3,471,506.18 is: 4,790,668.90
Step by Step Solution
- Step 1: Write the proportion equation
6,224,816.18 : 8,590,229.06 = 3,471,506.18 : x - Step 2: Convert to fraction form
6,224,816.18/8,590,229.06 = 3,471,506.18/x - Step 3: Cross multiply
6,224,816.18x = 8,590,229.06 × 3,471,506.18 - Step 4: Simplify right side
6,224,816.18x = 29,821,033,269,405.59 - Step 5: Solve for x
x = 29,821,033,269,405.59/6,224,816.18 - Step 6: Final answer
x = 4,790,668.90
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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.