Finding the Fourth Proportional to 435,213.24, 652,343.70 and 186,043.32
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Solution
The fourth proportional to 435,213.24, 652,343.70 and 186,043.32 is: 278,861.43
Step by Step Solution
- Step 1: Write the proportion equation
435,213.24 : 652,343.70 = 186,043.32 : x - Step 2: Convert to fraction form
435,213.24/652,343.70 = 186,043.32/x - Step 3: Cross multiply
435,213.24x = 652,343.70 × 186,043.32 - Step 4: Simplify right side
435,213.24x = 121,364,187,729.08 - Step 5: Solve for x
x = 121,364,187,729.08/435,213.24 - Step 6: Final answer
x = 278,861.43
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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.