Finding the Fourth Proportional to 698,741.22, 1,048,333.36 and 249,452.44
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Solution
The fourth proportional to 698,741.22, 1,048,333.36 and 249,452.44 is: 374,257.75
Step by Step Solution
- Step 1: Write the proportion equation
698,741.22 : 1,048,333.36 = 249,452.44 : x - Step 2: Convert to fraction form
698,741.22/1,048,333.36 = 249,452.44/x - Step 3: Cross multiply
698,741.22x = 1,048,333.36 × 249,452.44 - Step 4: Simplify right side
698,741.22x = 261,509,314,585.40 - Step 5: Solve for x
x = 261,509,314,585.40/698,741.22 - Step 6: Final answer
x = 374,257.75
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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.