Finding the Fourth Proportional to 6,837,173.97, 9,438,205.28 and 4,260,127.98
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Solution
The fourth proportional to 6,837,173.97, 9,438,205.28 and 4,260,127.98 is: 5,880,786.79
Step by Step Solution
- Step 1: Write the proportion equation
6,837,173.97 : 9,438,205.28 = 4,260,127.98 : x - Step 2: Convert to fraction form
6,837,173.97/9,438,205.28 = 4,260,127.98/x - Step 3: Cross multiply
6,837,173.97x = 9,438,205.28 × 4,260,127.98 - Step 4: Simplify right side
6,837,173.97x = 40,207,962,394,311.73 - Step 5: Solve for x
x = 40,207,962,394,311.73/6,837,173.97 - Step 6: Final answer
x = 5,880,786.79
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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.