Finding the Fourth Proportional to 965,626.38, 1,332,586.29 and 535,934.19
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Solution
The fourth proportional to 965,626.38, 1,332,586.29 and 535,934.19 is: 739,601.33
Step by Step Solution
- Step 1: Write the proportion equation
965,626.38 : 1,332,586.29 = 535,934.19 : x - Step 2: Convert to fraction form
965,626.38/1,332,586.29 = 535,934.19/x - Step 3: Cross multiply
965,626.38x = 1,332,586.29 × 535,934.19 - Step 4: Simplify right side
965,626.38x = 714,178,553,936.26 - Step 5: Solve for x
x = 714,178,553,936.26/965,626.38 - Step 6: Final answer
x = 739,601.33
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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.