Finding the Fourth Proportional to 740,237.11, 1,110,396.21 and 234,761.49
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Solution
The fourth proportional to 740,237.11, 1,110,396.21 and 234,761.49 is: 352,155.09
Step by Step Solution
- Step 1: Write the proportion equation
740,237.11 : 1,110,396.21 = 234,761.49 : x - Step 2: Convert to fraction form
740,237.11/1,110,396.21 = 234,761.49/x - Step 3: Cross multiply
740,237.11x = 1,110,396.21 × 234,761.49 - Step 4: Simplify right side
740,237.11x = 260,678,268,749.95 - Step 5: Solve for x
x = 260,678,268,749.95/740,237.11 - Step 6: Final answer
x = 352,155.09
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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.