Finding the Fourth Proportional to 963,793.99, 1,330,043.52 and 534,081.30
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Solution
The fourth proportional to 963,793.99, 1,330,043.52 and 534,081.30 is: 737,036.52
Step by Step Solution
- Step 1: Write the proportion equation
963,793.99 : 1,330,043.52 = 534,081.30 : x - Step 2: Convert to fraction form
963,793.99/1,330,043.52 = 534,081.30/x - Step 3: Cross multiply
963,793.99x = 1,330,043.52 × 534,081.30 - Step 4: Simplify right side
963,793.99x = 710,351,372,218.18 - Step 5: Solve for x
x = 710,351,372,218.18/963,793.99 - Step 6: Final answer
x = 737,036.52
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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.