Finding the Fourth Proportional to 293,764.20, 440,646.30 and 233,629.80
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Solution
The fourth proportional to 293,764.20, 440,646.30 and 233,629.80 is: 350,444.70
Step by Step Solution
- Step 1: Write the proportion equation
293,764.20 : 440,646.30 = 233,629.80 : x - Step 2: Convert to fraction form
293,764.20/440,646.30 = 233,629.80/x - Step 3: Cross multiply
293,764.20x = 440,646.30 × 233,629.80 - Step 4: Simplify right side
293,764.20x = 102,948,106,939.74 - Step 5: Solve for x
x = 102,948,106,939.74/293,764.20 - Step 6: Final answer
x = 350,444.70
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1.5x scale
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.