Finding the Fourth Proportional to 3,089,623.08, 4,263,932.34 and 1,713,397.80
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Solution
The fourth proportional to 3,089,623.08, 4,263,932.34 and 1,713,397.80 is: 2,364,628.99
Step by Step Solution
- Step 1: Write the proportion equation
3,089,623.08 : 4,263,932.34 = 1,713,397.80 : x - Step 2: Convert to fraction form
3,089,623.08/4,263,932.34 = 1,713,397.80/x - Step 3: Cross multiply
3,089,623.08x = 4,263,932.34 × 1,713,397.80 - Step 4: Simplify right side
3,089,623.08x = 7,305,812,290,704.85 - Step 5: Solve for x
x = 7,305,812,290,704.85/3,089,623.08 - Step 6: Final answer
x = 2,364,628.99
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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.