Finding the Fourth Proportional to 359,183.97, 495,675.92 and 198,036.23
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Solution
The fourth proportional to 359,183.97, 495,675.92 and 198,036.23 is: 273,291.12
Step by Step Solution
- Step 1: Write the proportion equation
359,183.97 : 495,675.92 = 198,036.23 : x - Step 2: Convert to fraction form
359,183.97/495,675.92 = 198,036.23/x - Step 3: Cross multiply
359,183.97x = 495,675.92 × 198,036.23 - Step 4: Simplify right side
359,183.97x = 98,161,788,515.29 - Step 5: Solve for x
x = 98,161,788,515.29/359,183.97 - Step 6: Final answer
x = 273,291.12
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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.