Finding the Fourth Proportional to 352,802.79, 529,283.57 and 116,136.99
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Solution
The fourth proportional to 352,802.79, 529,283.57 and 116,136.99 is: 174,231.62
Step by Step Solution
- Step 1: Write the proportion equation
352,802.79 : 529,283.57 = 116,136.99 : x - Step 2: Convert to fraction form
352,802.79/529,283.57 = 116,136.99/x - Step 3: Cross multiply
352,802.79x = 529,283.57 × 116,136.99 - Step 4: Simplify right side
352,802.79x = 61,469,400,095.57 - Step 5: Solve for x
x = 61,469,400,095.57/352,802.79 - Step 6: Final answer
x = 174,231.62
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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.