Finding the Fourth Proportional to 240,874.58, 361,291.37 and 98,679.26
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Solution
The fourth proportional to 240,874.58, 361,291.37 and 98,679.26 is: 148,010.49
Step by Step Solution
- Step 1: Write the proportion equation
240,874.58 : 361,291.37 = 98,679.26 : x - Step 2: Convert to fraction form
240,874.58/361,291.37 = 98,679.26/x - Step 3: Cross multiply
240,874.58x = 361,291.37 × 98,679.26 - Step 4: Simplify right side
240,874.58x = 35,651,962,736.13 - Step 5: Solve for x
x = 35,651,962,736.13/240,874.58 - Step 6: Final answer
x = 148,010.49
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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.