Finding the Fourth Proportional to 5,177,954.53, 7,769,593.05 and 3,971,282.95
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Solution
The fourth proportional to 5,177,954.53, 7,769,593.05 and 3,971,282.95 is: 5,958,965.50
Step by Step Solution
- Step 1: Write the proportion equation
5,177,954.53 : 7,769,593.05 = 3,971,282.95 : x - Step 2: Convert to fraction form
5,177,954.53/7,769,593.05 = 3,971,282.95/x - Step 3: Cross multiply
5,177,954.53x = 7,769,593.05 × 3,971,282.95 - Step 4: Simplify right side
5,177,954.53x = 30,855,252,407,903.50 - Step 5: Solve for x
x = 30,855,252,407,903.50/5,177,954.53 - Step 6: Final answer
x = 5,958,965.50
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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.