Finding the Fourth Proportional to 866,186.60, 1,299,279.26 and 235,193
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Solution
The fourth proportional to 866,186.60, 1,299,279.26 and 235,193 is: 352,789.33
Step by Step Solution
- Step 1: Write the proportion equation
866,186.60 : 1,299,279.26 = 235,193 : x - Step 2: Convert to fraction form
866,186.60/1,299,279.26 = 235,193/x - Step 3: Cross multiply
866,186.60x = 1,299,279.26 × 235,193 - Step 4: Simplify right side
866,186.60x = 305,581,386,997.18 - Step 5: Solve for x
x = 305,581,386,997.18/866,186.60 - Step 6: Final answer
x = 352,789.33
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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.