Finding the Fourth Proportional to 292,446.08, 403,572.48 and 165,114.08
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Solution
The fourth proportional to 292,446.08, 403,572.48 and 165,114.08 is: 227,855.67
Step by Step Solution
- Step 1: Write the proportion equation
292,446.08 : 403,572.48 = 165,114.08 : x - Step 2: Convert to fraction form
292,446.08/403,572.48 = 165,114.08/x - Step 3: Cross multiply
292,446.08x = 403,572.48 × 165,114.08 - Step 4: Simplify right side
292,446.08x = 66,635,498,748.52 - Step 5: Solve for x
x = 66,635,498,748.52/292,446.08 - Step 6: Final answer
x = 227,855.67
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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.