Finding the Fourth Proportional to 410,186.70, 572,861.70 and 410,186.70
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Solution
The fourth proportional to 410,186.70, 572,861.70 and 410,186.70 is: 572,861.70
Step by Step Solution
- Step 1: Write the proportion equation
410,186.70 : 572,861.70 = 410,186.70 : x - Step 2: Convert to fraction form
410,186.70/572,861.70 = 410,186.70/x - Step 3: Cross multiply
410,186.70x = 572,861.70 × 410,186.70 - Step 4: Simplify right side
410,186.70x = 234,980,250,279.39 - Step 5: Solve for x
x = 234,980,250,279.39/410,186.70 - Step 6: Final answer
x = 572,861.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.