Finding the Fourth Proportional to 5,531,659.68, 7,633,132.56 and 3,084,040.56
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Solution
The fourth proportional to 5,531,659.68, 7,633,132.56 and 3,084,040.56 is: 4,255,664.99
Step by Step Solution
- Step 1: Write the proportion equation
5,531,659.68 : 7,633,132.56 = 3,084,040.56 : x - Step 2: Convert to fraction form
5,531,659.68/7,633,132.56 = 3,084,040.56/x - Step 3: Cross multiply
5,531,659.68x = 7,633,132.56 × 3,084,040.56 - Step 4: Simplify right side
5,531,659.68x = 23,540,890,414,896.63 - Step 5: Solve for x
x = 23,540,890,414,896.63/5,531,659.68 - Step 6: Final answer
x = 4,255,664.99
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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.