Finding the Fourth Proportional to 292,449.08, 403,576.62 and 165,117.08
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Solution
The fourth proportional to 292,449.08, 403,576.62 and 165,117.08 is: 227,859.81
Step by Step Solution
- Step 1: Write the proportion equation
292,449.08 : 403,576.62 = 165,117.08 : x - Step 2: Convert to fraction form
292,449.08/403,576.62 = 165,117.08/x - Step 3: Cross multiply
292,449.08x = 403,576.62 × 165,117.08 - Step 4: Simplify right side
292,449.08x = 66,637,393,050.67 - Step 5: Solve for x
x = 66,637,393,050.67/292,449.08 - Step 6: Final answer
x = 227,859.81
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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.