Finding the Fourth Proportional to 4,783,701.36, 6,601,559.76 and 2,608,227.12
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Solution
The fourth proportional to 4,783,701.36, 6,601,559.76 and 2,608,227.12 is: 3,599,381.71
Step by Step Solution
- Step 1: Write the proportion equation
4,783,701.36 : 6,601,559.76 = 2,608,227.12 : x - Step 2: Convert to fraction form
4,783,701.36/6,601,559.76 = 2,608,227.12/x - Step 3: Cross multiply
4,783,701.36x = 6,601,559.76 × 2,608,227.12 - Step 4: Simplify right side
4,783,701.36x = 17,218,367,200,332.69 - Step 5: Solve for x
x = 17,218,367,200,332.69/4,783,701.36 - Step 6: Final answer
x = 3,599,381.71
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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.