Finding the Fourth Proportional to 533,121.17, 799,821.95 and 191,599.09
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Solution
The fourth proportional to 533,121.17, 799,821.95 and 191,599.09 is: 287,449.02
Step by Step Solution
- Step 1: Write the proportion equation
533,121.17 : 799,821.95 = 191,599.09 : x - Step 2: Convert to fraction form
533,121.17/799,821.95 = 191,599.09/x - Step 3: Cross multiply
533,121.17x = 799,821.95 × 191,599.09 - Step 4: Simplify right side
533,121.17x = 153,245,154,824.48 - Step 5: Solve for x
x = 153,245,154,824.48/533,121.17 - Step 6: Final answer
x = 287,449.02
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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.