Finding the Fourth Proportional to 743,449.57, 1,115,175.41 and 182,484.07
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Solution
The fourth proportional to 743,449.57, 1,115,175.41 and 182,484.07 is: 273,726.37
Step by Step Solution
- Step 1: Write the proportion equation
743,449.57 : 1,115,175.41 = 182,484.07 : x - Step 2: Convert to fraction form
743,449.57/1,115,175.41 = 182,484.07/x - Step 3: Cross multiply
743,449.57x = 1,115,175.41 × 182,484.07 - Step 4: Simplify right side
743,449.57x = 203,501,751,864.01 - Step 5: Solve for x
x = 203,501,751,864.01/743,449.57 - Step 6: Final answer
x = 273,726.37
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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.