Finding the Fourth Proportional to 234,324.05, 351,486.08 and 154,607.90
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Solution
The fourth proportional to 234,324.05, 351,486.08 and 154,607.90 is: 231,911.85
Step by Step Solution
- Step 1: Write the proportion equation
234,324.05 : 351,486.08 = 154,607.90 : x - Step 2: Convert to fraction form
234,324.05/351,486.08 = 154,607.90/x - Step 3: Cross multiply
234,324.05x = 351,486.08 × 154,607.90 - Step 4: Simplify right side
234,324.05x = 54,342,523,934.99 - Step 5: Solve for x
x = 54,342,523,934.99/234,324.05 - Step 6: Final answer
x = 231,911.85
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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.