Finding the Fourth Proportional to 359,024.60, 495,431.69 and 197,880.99
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Solution
The fourth proportional to 359,024.60, 495,431.69 and 197,880.99 is: 273,063.50
Step by Step Solution
- Step 1: Write the proportion equation
359,024.60 : 495,431.69 = 197,880.99 : x - Step 2: Convert to fraction form
359,024.60/495,431.69 = 197,880.99/x - Step 3: Cross multiply
359,024.60x = 495,431.69 × 197,880.99 - Step 4: Simplify right side
359,024.60x = 98,036,512,305.17 - Step 5: Solve for x
x = 98,036,512,305.17/359,024.60 - Step 6: Final answer
x = 273,063.50
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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.