Finding the Fourth Proportional to 673,302.75, 929,177.25 and 371,516.19
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Solution
The fourth proportional to 673,302.75, 929,177.25 and 371,516.19 is: 512,703.08
Step by Step Solution
- Step 1: Write the proportion equation
673,302.75 : 929,177.25 = 371,516.19 : x - Step 2: Convert to fraction form
673,302.75/929,177.25 = 371,516.19/x - Step 3: Cross multiply
673,302.75x = 929,177.25 × 371,516.19 - Step 4: Simplify right side
673,302.75x = 345,204,391,754.68 - Step 5: Solve for x
x = 345,204,391,754.68/673,302.75 - Step 6: Final answer
x = 512,703.08
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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.