Finding the Fourth Proportional to 540,738.92, 746,224.58 and 299,037.76
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Solution
The fourth proportional to 540,738.92, 746,224.58 and 299,037.76 is: 412,674.80
Step by Step Solution
- Step 1: Write the proportion equation
540,738.92 : 746,224.58 = 299,037.76 : x - Step 2: Convert to fraction form
540,738.92/746,224.58 = 299,037.76/x - Step 3: Cross multiply
540,738.92x = 746,224.58 × 299,037.76 - Step 4: Simplify right side
540,738.92x = 223,149,325,742.17 - Step 5: Solve for x
x = 223,149,325,742.17/540,738.92 - Step 6: Final answer
x = 412,674.80
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1.5x scale
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.