Finding the Fourth Proportional to 292,493.08, 403,637.34 and 165,161.08
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Solution
The fourth proportional to 292,493.08, 403,637.34 and 165,161.08 is: 227,920.53
Step by Step Solution
- Step 1: Write the proportion equation
292,493.08 : 403,637.34 = 165,161.08 : x - Step 2: Convert to fraction form
292,493.08/403,637.34 = 165,161.08/x - Step 3: Cross multiply
292,493.08x = 403,637.34 × 165,161.08 - Step 4: Simplify right side
292,493.08x = 66,665,179,002.73 - Step 5: Solve for x
x = 66,665,179,002.73/292,493.08 - Step 6: Final answer
x = 227,920.53
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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.