Finding the Fourth Proportional to 741,771.88, 1,112,289.18 and 236,267.08
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Solution
The fourth proportional to 741,771.88, 1,112,289.18 and 236,267.08 is: 354,283.20
Step by Step Solution
- Step 1: Write the proportion equation
741,771.88 : 1,112,289.18 = 236,267.08 : x - Step 2: Convert to fraction form
741,771.88/1,112,289.18 = 236,267.08/x - Step 3: Cross multiply
741,771.88x = 1,112,289.18 × 236,267.08 - Step 4: Simplify right side
741,771.88x = 262,797,316,674.19 - Step 5: Solve for x
x = 262,797,316,674.19/741,771.88 - Step 6: Final answer
x = 354,283.20
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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.