Finding the Fourth Proportional to 273,742.99, 375,021.60 and 263,508.90
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Solution
The fourth proportional to 273,742.99, 375,021.60 and 263,508.90 is: 361,001.12
Step by Step Solution
- Step 1: Write the proportion equation
273,742.99 : 375,021.60 = 263,508.90 : x - Step 2: Convert to fraction form
273,742.99/375,021.60 = 263,508.90/x - Step 3: Cross multiply
273,742.99x = 375,021.60 × 263,508.90 - Step 4: Simplify right side
273,742.99x = 98,821,526,897.75 - Step 5: Solve for x
x = 98,821,526,897.75/273,742.99 - Step 6: Final answer
x = 361,001.12
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.