Finding the Fourth Proportional to 362,209.14, 543,313.76 and 125,551.80
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Solution
The fourth proportional to 362,209.14, 543,313.76 and 125,551.80 is: 188,327.72
Step by Step Solution
- Step 1: Write the proportion equation
362,209.14 : 543,313.76 = 125,551.80 : x - Step 2: Convert to fraction form
362,209.14/543,313.76 = 125,551.80/x - Step 3: Cross multiply
362,209.14x = 543,313.76 × 125,551.80 - Step 4: Simplify right side
362,209.14x = 68,214,019,905.01 - Step 5: Solve for x
x = 68,214,019,905.01/362,209.14 - Step 6: Final answer
x = 188,327.72
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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.