Finding the Fourth Proportional to 368,249.55, 552,374.99 and 115,549.44
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Solution
The fourth proportional to 368,249.55, 552,374.99 and 115,549.44 is: 173,324.37
Step by Step Solution
- Step 1: Write the proportion equation
368,249.55 : 552,374.99 = 115,549.44 : x - Step 2: Convert to fraction form
368,249.55/552,374.99 = 115,549.44/x - Step 3: Cross multiply
368,249.55x = 552,374.99 × 115,549.44 - Step 4: Simplify right side
368,249.55x = 63,826,620,764.51 - Step 5: Solve for x
x = 63,826,620,764.51/368,249.55 - Step 6: Final answer
x = 173,324.37
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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.