Finding the Fourth Proportional to 262,432.70, 362,331.42 and 201,896.54
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Solution
The fourth proportional to 262,432.70, 362,331.42 and 201,896.54 is: 278,751.31
Step by Step Solution
- Step 1: Write the proportion equation
262,432.70 : 362,331.42 = 201,896.54 : x - Step 2: Convert to fraction form
262,432.70/362,331.42 = 201,896.54/x - Step 3: Cross multiply
262,432.70x = 362,331.42 × 201,896.54 - Step 4: Simplify right side
262,432.70x = 73,153,460,031.29 - Step 5: Solve for x
x = 73,153,460,031.29/262,432.70 - Step 6: Final answer
x = 278,751.31
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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.