Finding the Fourth Proportional to 274,724.29, 411,348.16 and 174,340.99
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Solution
The fourth proportional to 274,724.29, 411,348.16 and 174,340.99 is: 261,042.97
Step by Step Solution
- Step 1: Write the proportion equation
274,724.29 : 411,348.16 = 174,340.99 : x - Step 2: Convert to fraction form
274,724.29/411,348.16 = 174,340.99/x - Step 3: Cross multiply
274,724.29x = 411,348.16 × 174,340.99 - Step 4: Simplify right side
274,724.29x = 71,714,845,449.08 - Step 5: Solve for x
x = 71,714,845,449.08/274,724.29 - Step 6: Final answer
x = 261,042.97
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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.