Finding the Fourth Proportional to 268,226.14, 369,998.09 and 167,449.18
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Solution
The fourth proportional to 268,226.14, 369,998.09 and 167,449.18 is: 230,983.73
Step by Step Solution
- Step 1: Write the proportion equation
268,226.14 : 369,998.09 = 167,449.18 : x - Step 2: Convert to fraction form
268,226.14/369,998.09 = 167,449.18/x - Step 3: Cross multiply
268,226.14x = 369,998.09 × 167,449.18 - Step 4: Simplify right side
268,226.14x = 61,955,874,084.83 - Step 5: Solve for x
x = 61,955,874,084.83/268,226.14 - Step 6: Final answer
x = 230,983.73
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1.5x scale
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.