Finding the Fourth Proportional to 5,240,610.08, 7,231,958.16 and 2,948,769.44
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Solution
The fourth proportional to 5,240,610.08, 7,231,958.16 and 2,948,769.44 is: 4,069,254.70
Step by Step Solution
- Step 1: Write the proportion equation
5,240,610.08 : 7,231,958.16 = 2,948,769.44 : x - Step 2: Convert to fraction form
5,240,610.08/7,231,958.16 = 2,948,769.44/x - Step 3: Cross multiply
5,240,610.08x = 7,231,958.16 × 2,948,769.44 - Step 4: Simplify right side
5,240,610.08x = 21,325,377,213,566.63 - Step 5: Solve for x
x = 21,325,377,213,566.63/5,240,610.08 - Step 6: Final answer
x = 4,069,254.70
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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.