Finding the Fourth Proportional to 364,057.81, 502,402.11 and 202,923.08
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Solution
The fourth proportional to 364,057.81, 502,402.11 and 202,923.08 is: 280,035.15
Step by Step Solution
- Step 1: Write the proportion equation
364,057.81 : 502,402.11 = 202,923.08 : x - Step 2: Convert to fraction form
364,057.81/502,402.11 = 202,923.08/x - Step 3: Cross multiply
364,057.81x = 502,402.11 × 202,923.08 - Step 4: Simplify right side
364,057.81x = 101,948,981,047.69 - Step 5: Solve for x
x = 101,948,981,047.69/364,057.81 - Step 6: Final answer
x = 280,035.15
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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.