Finding the Fourth Proportional to 372,614.24, 514,191.52 and 202,848.96
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Solution
The fourth proportional to 372,614.24, 514,191.52 and 202,848.96 is: 279,922.78
Step by Step Solution
- Step 1: Write the proportion equation
372,614.24 : 514,191.52 = 202,848.96 : x - Step 2: Convert to fraction form
372,614.24/514,191.52 = 202,848.96/x - Step 3: Cross multiply
372,614.24x = 514,191.52 × 202,848.96 - Step 4: Simplify right side
372,614.24x = 104,303,215,072.82 - Step 5: Solve for x
x = 104,303,215,072.82/372,614.24 - Step 6: Final answer
x = 279,922.78
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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.