Finding the Fourth Proportional to 5,821,804.80, 8,732,707.20 and 5,560,531.20
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Solution
The fourth proportional to 5,821,804.80, 8,732,707.20 and 5,560,531.20 is: 8,340,796.80
Step by Step Solution
- Step 1: Write the proportion equation
5,821,804.80 : 8,732,707.20 = 5,560,531.20 : x - Step 2: Convert to fraction form
5,821,804.80/8,732,707.20 = 5,560,531.20/x - Step 3: Cross multiply
5,821,804.80x = 8,732,707.20 × 5,560,531.20 - Step 4: Simplify right side
5,821,804.80x = 48,558,490,846,064.64 - Step 5: Solve for x
x = 48,558,490,846,064.64/5,821,804.80 - Step 6: Final answer
x = 8,340,796.80
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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.