Finding the Fourth Proportional to 241,865.10, 362,778.21 and 84,070.62
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Solution
The fourth proportional to 241,865.10, 362,778.21 and 84,070.62 is: 126,099.17
Step by Step Solution
- Step 1: Write the proportion equation
241,865.10 : 362,778.21 = 84,070.62 : x - Step 2: Convert to fraction form
241,865.10/362,778.21 = 84,070.62/x - Step 3: Cross multiply
241,865.10x = 362,778.21 × 84,070.62 - Step 4: Simplify right side
241,865.10x = 30,498,989,037.19 - Step 5: Solve for x
x = 30,498,989,037.19/241,865.10 - Step 6: Final answer
x = 126,099.17
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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.