Finding the Fourth Proportional to 240,503.17, 331,889.26 and 131,607.07
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Solution
The fourth proportional to 240,503.17, 331,889.26 and 131,607.07 is: 181,614.96
Step by Step Solution
- Step 1: Write the proportion equation
240,503.17 : 331,889.26 = 131,607.07 : x - Step 2: Convert to fraction form
240,503.17/331,889.26 = 131,607.07/x - Step 3: Cross multiply
240,503.17x = 331,889.26 × 131,607.07 - Step 4: Simplify right side
240,503.17x = 43,678,973,158.91 - Step 5: Solve for x
x = 43,678,973,158.91/240,503.17 - Step 6: Final answer
x = 181,614.96
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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.