Finding the Fourth Proportional to 5,369,056.75, 7,409,299.53 and 2,954,608.75
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Solution
The fourth proportional to 5,369,056.75, 7,409,299.53 and 2,954,608.75 is: 4,077,360.74
Step by Step Solution
- Step 1: Write the proportion equation
5,369,056.75 : 7,409,299.53 = 2,954,608.75 : x - Step 2: Convert to fraction form
5,369,056.75/7,409,299.53 = 2,954,608.75/x - Step 3: Cross multiply
5,369,056.75x = 7,409,299.53 × 2,954,608.75 - Step 4: Simplify right side
5,369,056.75x = 21,891,581,222,708.89 - Step 5: Solve for x
x = 21,891,581,222,708.89/5,369,056.75 - Step 6: Final answer
x = 4,077,360.74
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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.