Finding the Fourth Proportional to 8,802,850.80, 13,204,276.20 and 7,683,106.80
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Solution
The fourth proportional to 8,802,850.80, 13,204,276.20 and 7,683,106.80 is: 11,524,660.20
Step by Step Solution
- Step 1: Write the proportion equation
8,802,850.80 : 13,204,276.20 = 7,683,106.80 : x - Step 2: Convert to fraction form
8,802,850.80/13,204,276.20 = 7,683,106.80/x - Step 3: Cross multiply
8,802,850.80x = 13,204,276.20 × 7,683,106.80 - Step 4: Simplify right side
8,802,850.80x = 101,449,864,261,298.16 - Step 5: Solve for x
x = 101,449,864,261,298.16/8,802,850.80 - Step 6: Final answer
x = 11,524,660.20
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.