Finding the Fourth Proportional to 5,716,278.98, 7,888,260.65 and 3,235,446.41
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Solution
The fourth proportional to 5,716,278.98, 7,888,260.65 and 3,235,446.41 is: 4,464,800.38
Step by Step Solution
- Step 1: Write the proportion equation
5,716,278.98 : 7,888,260.65 = 3,235,446.41 : x - Step 2: Convert to fraction form
5,716,278.98/7,888,260.65 = 3,235,446.41/x - Step 3: Cross multiply
5,716,278.98x = 7,888,260.65 × 3,235,446.41 - Step 4: Simplify right side
5,716,278.98x = 25,522,044,545,568.23 - Step 5: Solve for x
x = 25,522,044,545,568.23/5,716,278.98 - Step 6: Final answer
x = 4,464,800.38
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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.