Finding the Fourth Proportional to 5,508,456.96, 7,601,186.76 and 3,060,912.96
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Solution
The fourth proportional to 5,508,456.96, 7,601,186.76 and 3,060,912.96 is: 4,223,791.02
Step by Step Solution
- Step 1: Write the proportion equation
5,508,456.96 : 7,601,186.76 = 3,060,912.96 : x - Step 2: Convert to fraction form
5,508,456.96/7,601,186.76 = 3,060,912.96/x - Step 3: Cross multiply
5,508,456.96x = 7,601,186.76 × 3,060,912.96 - Step 4: Simplify right side
5,508,456.96x = 23,266,571,065,064.41 - Step 5: Solve for x
x = 23,266,571,065,064.41/5,508,456.96 - Step 6: Final answer
x = 4,223,791.02
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1.5x scale
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.