Finding the Fourth Proportional to 534,433.36, 737,518.36 and 292,715.88
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Solution
The fourth proportional to 534,433.36, 737,518.36 and 292,715.88 is: 403,948.09
Step by Step Solution
- Step 1: Write the proportion equation
534,433.36 : 737,518.36 = 292,715.88 : x - Step 2: Convert to fraction form
534,433.36/737,518.36 = 292,715.88/x - Step 3: Cross multiply
534,433.36x = 737,518.36 × 292,715.88 - Step 4: Simplify right side
534,433.36x = 215,883,335,763.56 - Step 5: Solve for x
x = 215,883,335,763.56/534,433.36 - Step 6: Final answer
x = 403,948.09
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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.