Finding the Fourth Proportional to 502,983.99, 694,122.57 and 273,543.44
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Solution
The fourth proportional to 502,983.99, 694,122.57 and 273,543.44 is: 377,492.48
Step by Step Solution
- Step 1: Write the proportion equation
502,983.99 : 694,122.57 = 273,543.44 : x - Step 2: Convert to fraction form
502,983.99/694,122.57 = 273,543.44/x - Step 3: Cross multiply
502,983.99x = 694,122.57 × 273,543.44 - Step 4: Simplify right side
502,983.99x = 189,872,672,108.83 - Step 5: Solve for x
x = 189,872,672,108.83/502,983.99 - Step 6: Final answer
x = 377,492.48
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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.