Finding the Fourth Proportional to 5,410,875.75, 7,467,243.26 and 2,996,427.75
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Solution
The fourth proportional to 5,410,875.75, 7,467,243.26 and 2,996,427.75 is: 4,135,200.28
Step by Step Solution
- Step 1: Write the proportion equation
5,410,875.75 : 7,467,243.26 = 2,996,427.75 : x - Step 2: Convert to fraction form
5,410,875.75/7,467,243.26 = 2,996,427.75/x - Step 3: Cross multiply
5,410,875.75x = 7,467,243.26 × 2,996,427.75 - Step 4: Simplify right side
5,410,875.75x = 22,375,054,905,282.32 - Step 5: Solve for x
x = 22,375,054,905,282.32/5,410,875.75 - Step 6: Final answer
x = 4,135,200.28
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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.