Finding the Fourth Proportional to 426,837.24, 589,040.64 and 235,848.96
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Solution
The fourth proportional to 426,837.24, 589,040.64 and 235,848.96 is: 325,474.47
Step by Step Solution
- Step 1: Write the proportion equation
426,837.24 : 589,040.64 = 235,848.96 : x - Step 2: Convert to fraction form
426,837.24/589,040.64 = 235,848.96/x - Step 3: Cross multiply
426,837.24x = 589,040.64 × 235,848.96 - Step 4: Simplify right side
426,837.24x = 138,924,622,341.73 - Step 5: Solve for x
x = 138,924,622,341.73/426,837.24 - Step 6: Final answer
x = 325,474.47
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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.