Finding the Fourth Proportional to 367,118.75, 506,676.65 and 203,812.74
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Solution
The fourth proportional to 367,118.75, 506,676.65 and 203,812.74 is: 281,290.88
Step by Step Solution
- Step 1: Write the proportion equation
367,118.75 : 506,676.65 = 203,812.74 : x - Step 2: Convert to fraction form
367,118.75/506,676.65 = 203,812.74/x - Step 3: Cross multiply
367,118.75x = 506,676.65 × 203,812.74 - Step 4: Simplify right side
367,118.75x = 103,267,155,311.46 - Step 5: Solve for x
x = 103,267,155,311.46/367,118.75 - Step 6: Final answer
x = 281,290.88
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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.