Finding the Fourth Proportional to 963,793.24, 1,330,042.49 and 534,080.55
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Solution
The fourth proportional to 963,793.24, 1,330,042.49 and 534,080.55 is: 737,035.49
Step by Step Solution
- Step 1: Write the proportion equation
963,793.24 : 1,330,042.49 = 534,080.55 : x - Step 2: Convert to fraction form
963,793.24/1,330,042.49 = 534,080.55/x - Step 3: Cross multiply
963,793.24x = 1,330,042.49 × 534,080.55 - Step 4: Simplify right side
963,793.24x = 710,349,824,582.57 - Step 5: Solve for x
x = 710,349,824,582.57/963,793.24 - Step 6: Final answer
x = 737,035.49
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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.