Finding the Fourth Proportional to 291,731.62, 437,422.26 and 114,026.92
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Solution
The fourth proportional to 291,731.62, 437,422.26 and 114,026.92 is: 170,971.91
Step by Step Solution
- Step 1: Write the proportion equation
291,731.62 : 437,422.26 = 114,026.92 : x - Step 2: Convert to fraction form
291,731.62/437,422.26 = 114,026.92/x - Step 3: Cross multiply
291,731.62x = 437,422.26 × 114,026.92 - Step 4: Simplify right side
291,731.62x = 49,877,913,047.24 - Step 5: Solve for x
x = 49,877,913,047.24/291,731.62 - Step 6: Final answer
x = 170,971.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.