Finding the Fourth Proportional to 549,367.20, 822,771.36 and 534,232.68
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Solution
The fourth proportional to 549,367.20, 822,771.36 and 534,232.68 is: 800,104.83
Step by Step Solution
- Step 1: Write the proportion equation
549,367.20 : 822,771.36 = 534,232.68 : x - Step 2: Convert to fraction form
549,367.20/822,771.36 = 534,232.68/x - Step 3: Cross multiply
549,367.20x = 822,771.36 × 534,232.68 - Step 4: Simplify right side
549,367.20x = 439,551,348,680.05 - Step 5: Solve for x
x = 439,551,348,680.05/549,367.20 - Step 6: Final answer
x = 800,104.83
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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.