Finding the Fourth Proportional to 342,112.41, 513,252.99 and 117,476.19
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Solution
The fourth proportional to 342,112.41, 513,252.99 and 117,476.19 is: 176,243.26
Step by Step Solution
- Step 1: Write the proportion equation
342,112.41 : 513,252.99 = 117,476.19 : x - Step 2: Convert to fraction form
342,112.41/513,252.99 = 117,476.19/x - Step 3: Cross multiply
342,112.41x = 513,252.99 × 117,476.19 - Step 4: Simplify right side
342,112.41x = 60,295,005,771.31 - Step 5: Solve for x
x = 60,295,005,771.31/342,112.41 - Step 6: Final answer
x = 176,243.26
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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.