Finding the Fourth Proportional to 303,124.06, 418,301.58 and 167,163.74
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Solution
The fourth proportional to 303,124.06, 418,301.58 and 167,163.74 is: 230,680.65
Step by Step Solution
- Step 1: Write the proportion equation
303,124.06 : 418,301.58 = 167,163.74 : x - Step 2: Convert to fraction form
303,124.06/418,301.58 = 167,163.74/x - Step 3: Cross multiply
303,124.06x = 418,301.58 × 167,163.74 - Step 4: Simplify right side
303,124.06x = 69,924,856,560.71 - Step 5: Solve for x
x = 69,924,856,560.71/303,124.06 - Step 6: Final answer
x = 230,680.65
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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.