Finding the Fourth Proportional to 5,568,954.41, 8,353,438.22 and 1,525,477.09
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Solution
The fourth proportional to 5,568,954.41, 8,353,438.22 and 1,525,477.09 is: 2,288,217.44
Step by Step Solution
- Step 1: Write the proportion equation
5,568,954.41 : 8,353,438.22 = 1,525,477.09 : x - Step 2: Convert to fraction form
5,568,954.41/8,353,438.22 = 1,525,477.09/x - Step 3: Cross multiply
5,568,954.41x = 8,353,438.22 × 1,525,477.09 - Step 4: Simplify right side
5,568,954.41x = 12,742,978,585,573.19 - Step 5: Solve for x
x = 12,742,978,585,573.19/5,568,954.41 - Step 6: Final answer
x = 2,288,217.44
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Double scale
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.