Finding the Fourth Proportional to 448,713.30, 672,508.68 and 224,136.42
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Solution
The fourth proportional to 448,713.30, 672,508.68 and 224,136.42 is: 335,924.27
Step by Step Solution
- Step 1: Write the proportion equation
448,713.30 : 672,508.68 = 224,136.42 : x - Step 2: Convert to fraction form
448,713.30/672,508.68 = 224,136.42/x - Step 3: Cross multiply
448,713.30x = 672,508.68 × 224,136.42 - Step 4: Simplify right side
448,713.30x = 150,733,687,954.13 - Step 5: Solve for x
x = 150,733,687,954.13/448,713.30 - Step 6: Final answer
x = 335,924.27
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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.