Finding the Fourth Proportional to 446,624.81, 669,560.64 and 193,714.91
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Solution
The fourth proportional to 446,624.81, 669,560.64 and 193,714.91 is: 290,409.03
Step by Step Solution
- Step 1: Write the proportion equation
446,624.81 : 669,560.64 = 193,714.91 : x - Step 2: Convert to fraction form
446,624.81/669,560.64 = 193,714.91/x - Step 3: Cross multiply
446,624.81x = 669,560.64 × 193,714.91 - Step 4: Simplify right side
446,624.81x = 129,703,879,117.14 - Step 5: Solve for x
x = 129,703,879,117.14/446,624.81 - Step 6: Final answer
x = 290,409.03
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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.