Finding the Fourth Proportional to 322,564.69, 445,150.68 and 177,381.54
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Solution
The fourth proportional to 322,564.69, 445,150.68 and 177,381.54 is: 244,792.80
Step by Step Solution
- Step 1: Write the proportion equation
322,564.69 : 445,150.68 = 177,381.54 : x - Step 2: Convert to fraction form
322,564.69/445,150.68 = 177,381.54/x - Step 3: Cross multiply
322,564.69x = 445,150.68 × 177,381.54 - Step 4: Simplify right side
322,564.69x = 78,961,511,594.12 - Step 5: Solve for x
x = 78,961,511,594.12/322,564.69 - Step 6: Final answer
x = 244,792.80
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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.