Finding the Fourth Proportional to 430,231.44, 593,671.26 and 239,233.44
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Solution
The fourth proportional to 430,231.44, 593,671.26 and 239,233.44 is: 330,115.39
Step by Step Solution
- Step 1: Write the proportion equation
430,231.44 : 593,671.26 = 239,233.44 : x - Step 2: Convert to fraction form
430,231.44/593,671.26 = 239,233.44/x - Step 3: Cross multiply
430,231.44x = 593,671.26 × 239,233.44 - Step 4: Simplify right side
430,231.44x = 142,026,017,758.93 - Step 5: Solve for x
x = 142,026,017,758.93/430,231.44 - Step 6: Final answer
x = 330,115.39
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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.