Finding the Fourth Proportional to 534,123.99, 737,108.51 and 292,406.49
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Solution
The fourth proportional to 534,123.99, 737,108.51 and 292,406.49 is: 403,530.48
Step by Step Solution
- Step 1: Write the proportion equation
534,123.99 : 737,108.51 = 292,406.49 : x - Step 2: Convert to fraction form
534,123.99/737,108.51 = 292,406.49/x - Step 3: Cross multiply
534,123.99x = 737,108.51 × 292,406.49 - Step 4: Simplify right side
534,123.99x = 215,535,310,696.20 - Step 5: Solve for x
x = 215,535,310,696.20/534,123.99 - Step 6: Final answer
x = 403,530.48
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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.