Finding the Fourth Proportional to 332,620.67, 498,923.93 and 107,980.79
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Solution
The fourth proportional to 332,620.67, 498,923.93 and 107,980.79 is: 161,968.88
Step by Step Solution
- Step 1: Write the proportion equation
332,620.67 : 498,923.93 = 107,980.79 : x - Step 2: Convert to fraction form
332,620.67/498,923.93 = 107,980.79/x - Step 3: Cross multiply
332,620.67x = 498,923.93 × 107,980.79 - Step 4: Simplify right side
332,620.67x = 53,874,197,076.78 - Step 5: Solve for x
x = 53,874,197,076.78/332,620.67 - Step 6: Final answer
x = 161,968.88
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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.