Finding the Fourth Proportional to 304,263.73, 456,503.73 and 135,768.75
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Solution
The fourth proportional to 304,263.73, 456,503.73 and 135,768.75 is: 203,701.38
Step by Step Solution
- Step 1: Write the proportion equation
304,263.73 : 456,503.73 = 135,768.75 : x - Step 2: Convert to fraction form
304,263.73/456,503.73 = 135,768.75/x - Step 3: Cross multiply
304,263.73x = 456,503.73 × 135,768.75 - Step 4: Simplify right side
304,263.73x = 61,978,940,792.44 - Step 5: Solve for x
x = 61,978,940,792.44/304,263.73 - Step 6: Final answer
x = 203,701.38
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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.