Finding the Fourth Proportional to 341,798.24, 471,649.75 and 198,556.22
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Solution
The fourth proportional to 341,798.24, 471,649.75 and 198,556.22 is: 273,989.09
Step by Step Solution
- Step 1: Write the proportion equation
341,798.24 : 471,649.75 = 198,556.22 : x - Step 2: Convert to fraction form
341,798.24/471,649.75 = 198,556.22/x - Step 3: Cross multiply
341,798.24x = 471,649.75 × 198,556.22 - Step 4: Simplify right side
341,798.24x = 93,648,988,669.31 - Step 5: Solve for x
x = 93,648,988,669.31/341,798.24 - Step 6: Final answer
x = 273,989.09
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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.