Finding the Fourth Proportional to 365,167.44, 504,574.92 and 281,011.68
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Solution
The fourth proportional to 365,167.44, 504,574.92 and 281,011.68 is: 388,291.59
Step by Step Solution
- Step 1: Write the proportion equation
365,167.44 : 504,574.92 = 281,011.68 : x - Step 2: Convert to fraction form
365,167.44/504,574.92 = 281,011.68/x - Step 3: Cross multiply
365,167.44x = 504,574.92 × 281,011.68 - Step 4: Simplify right side
365,167.44x = 141,791,445,955.07 - Step 5: Solve for x
x = 141,791,445,955.07/365,167.44 - Step 6: Final answer
x = 388,291.59
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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.