Finding the Fourth Proportional to 5,542,863.42, 7,649,070.80 and 3,095,448.56
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Solution
The fourth proportional to 5,542,863.42, 7,649,070.80 and 3,095,448.56 is: 4,271,673.93
Step by Step Solution
- Step 1: Write the proportion equation
5,542,863.42 : 7,649,070.80 = 3,095,448.56 : x - Step 2: Convert to fraction form
5,542,863.42/7,649,070.80 = 3,095,448.56/x - Step 3: Cross multiply
5,542,863.42x = 7,649,070.80 × 3,095,448.56 - Step 4: Simplify right side
5,542,863.42x = 23,677,305,193,198.05 - Step 5: Solve for x
x = 23,677,305,193,198.05/5,542,863.42 - Step 6: Final answer
x = 4,271,673.93
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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.