Finding the Fourth Proportional to 833,247.50, 1,249,936.05 and 272,338.70
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Solution
The fourth proportional to 833,247.50, 1,249,936.05 and 272,338.70 is: 408,529.22
Step by Step Solution
- Step 1: Write the proportion equation
833,247.50 : 1,249,936.05 = 272,338.70 : x - Step 2: Convert to fraction form
833,247.50/1,249,936.05 = 272,338.70/x - Step 3: Cross multiply
833,247.50x = 1,249,936.05 × 272,338.70 - Step 4: Simplify right side
833,247.50x = 340,405,951,328.76 - Step 5: Solve for x
x = 340,405,951,328.76/833,247.50 - Step 6: Final answer
x = 408,529.22
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1.5x scale
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.