Finding the Fourth Proportional to 301,136.24, 415,565.18 and 165,167.42
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Solution
The fourth proportional to 301,136.24, 415,565.18 and 165,167.42 is: 227,929.49
Step by Step Solution
- Step 1: Write the proportion equation
301,136.24 : 415,565.18 = 165,167.42 : x - Step 2: Convert to fraction form
301,136.24/415,565.18 = 165,167.42/x - Step 3: Cross multiply
301,136.24x = 415,565.18 × 165,167.42 - Step 4: Simplify right side
301,136.24x = 68,637,828,622.44 - Step 5: Solve for x
x = 68,637,828,622.44/301,136.24 - Step 6: Final answer
x = 227,929.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.