Finding the Fourth Proportional to 416,742.88, 625,105.68 and 101,201.44
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Solution
The fourth proportional to 416,742.88, 625,105.68 and 101,201.44 is: 151,800.06
Step by Step Solution
- Step 1: Write the proportion equation
416,742.88 : 625,105.68 = 101,201.44 : x - Step 2: Convert to fraction form
416,742.88/625,105.68 = 101,201.44/x - Step 3: Cross multiply
416,742.88x = 625,105.68 × 101,201.44 - Step 4: Simplify right side
416,742.88x = 63,261,594,968.18 - Step 5: Solve for x
x = 63,261,594,968.18/416,742.88 - Step 6: Final answer
x = 151,800.06
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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.