Finding the Fourth Proportional to 366,922.70, 513,069.70 and 366,922.70
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Solution
The fourth proportional to 366,922.70, 513,069.70 and 366,922.70 is: 513,069.70
Step by Step Solution
- Step 1: Write the proportion equation
366,922.70 : 513,069.70 = 366,922.70 : x - Step 2: Convert to fraction form
366,922.70/513,069.70 = 366,922.70/x - Step 3: Cross multiply
366,922.70x = 513,069.70 × 366,922.70 - Step 4: Simplify right side
366,922.70x = 188,256,919,612.19 - Step 5: Solve for x
x = 188,256,919,612.19/366,922.70 - Step 6: Final answer
x = 513,069.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.