Finding the Fourth Proportional to 430,186.41, 593,653.50 and 239,198.13
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Solution
The fourth proportional to 430,186.41, 593,653.50 and 239,198.13 is: 330,091.34
Step by Step Solution
- Step 1: Write the proportion equation
430,186.41 : 593,653.50 = 239,198.13 : x - Step 2: Convert to fraction form
430,186.41/593,653.50 = 239,198.13/x - Step 3: Cross multiply
430,186.41x = 593,653.50 × 239,198.13 - Step 4: Simplify right side
430,186.41x = 142,000,807,067.96 - Step 5: Solve for x
x = 142,000,807,067.96/430,186.41 - Step 6: Final answer
x = 330,091.34
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.