Finding the Fourth Proportional to 5,437,249.88, 7,503,882.95 and 2,990,292.13
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Solution
The fourth proportional to 5,437,249.88, 7,503,882.95 and 2,990,292.13 is: 4,126,866.09
Step by Step Solution
- Step 1: Write the proportion equation
5,437,249.88 : 7,503,882.95 = 2,990,292.13 : x - Step 2: Convert to fraction form
5,437,249.88/7,503,882.95 = 2,990,292.13/x - Step 3: Cross multiply
5,437,249.88x = 7,503,882.95 × 2,990,292.13 - Step 4: Simplify right side
5,437,249.88x = 22,438,802,129,826.18 - Step 5: Solve for x
x = 22,438,802,129,826.18/5,437,249.88 - Step 6: Final answer
x = 4,126,866.09
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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.