Finding the Fourth Proportional to 282,407.44, 423,708.36 and 177,103.12
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Solution
The fourth proportional to 282,407.44, 423,708.36 and 177,103.12 is: 265,715.64
Step by Step Solution
- Step 1: Write the proportion equation
282,407.44 : 423,708.36 = 177,103.12 : x - Step 2: Convert to fraction form
282,407.44/423,708.36 = 177,103.12/x - Step 3: Cross multiply
282,407.44x = 423,708.36 × 177,103.12 - Step 4: Simplify right side
282,407.44x = 75,040,072,526.08 - Step 5: Solve for x
x = 75,040,072,526.08/282,407.44 - Step 6: Final answer
x = 265,715.64
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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.