Finding the Fourth Proportional to 739,184.33, 1,020,074.21 and 416,893.74
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Solution
The fourth proportional to 739,184.33, 1,020,074.21 and 416,893.74 is: 575,313.26
Step by Step Solution
- Step 1: Write the proportion equation
739,184.33 : 1,020,074.21 = 416,893.74 : x - Step 2: Convert to fraction form
739,184.33/1,020,074.21 = 416,893.74/x - Step 3: Cross multiply
739,184.33x = 1,020,074.21 × 416,893.74 - Step 4: Simplify right side
739,184.33x = 425,262,548,138.05 - Step 5: Solve for x
x = 425,262,548,138.05/739,184.33 - Step 6: Final answer
x = 575,313.26
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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.