Finding the Fourth Proportional to 5,553,294.80, 8,324,412.60 and 2,556,251.60
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Solution
The fourth proportional to 5,553,294.80, 8,324,412.60 and 2,556,251.60 is: 3,831,832.06
Step by Step Solution
- Step 1: Write the proportion equation
5,553,294.80 : 8,324,412.60 = 2,556,251.60 : x - Step 2: Convert to fraction form
5,553,294.80/8,324,412.60 = 2,556,251.60/x - Step 3: Cross multiply
5,553,294.80x = 8,324,412.60 × 2,556,251.60 - Step 4: Simplify right side
5,553,294.80x = 21,279,293,027,810.16 - Step 5: Solve for x
x = 21,279,293,027,810.16/5,553,294.80 - Step 6: Final answer
x = 3,831,832.06
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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.