Finding the Fourth Proportional to 545,894.97, 819,096.08 and 208,824.20
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Solution
The fourth proportional to 545,894.97, 819,096.08 and 208,824.20 is: 313,333.32
Step by Step Solution
- Step 1: Write the proportion equation
545,894.97 : 819,096.08 = 208,824.20 : x - Step 2: Convert to fraction form
545,894.97/819,096.08 = 208,824.20/x - Step 3: Cross multiply
545,894.97x = 819,096.08 × 208,824.20 - Step 4: Simplify right side
545,894.97x = 171,047,083,629.14 - Step 5: Solve for x
x = 171,047,083,629.14/545,894.97 - Step 6: Final answer
x = 313,333.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.