Finding the Fourth Proportional to 740,045.75, 1,110,244.14 and 241,409.75
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Solution
The fourth proportional to 740,045.75, 1,110,244.14 and 241,409.75 is: 362,171.88
Step by Step Solution
- Step 1: Write the proportion equation
740,045.75 : 1,110,244.14 = 241,409.75 : x - Step 2: Convert to fraction form
740,045.75/1,110,244.14 = 241,409.75/x - Step 3: Cross multiply
740,045.75x = 1,110,244.14 × 241,409.75 - Step 4: Simplify right side
740,045.75x = 268,023,760,276.37 - Step 5: Solve for x
x = 268,023,760,276.37/740,045.75 - Step 6: Final answer
x = 362,171.88
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Double scale
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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.