Finding the Fourth Proportional to 292,044.24, 438,069.84 and 114,634.80
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Solution
The fourth proportional to 292,044.24, 438,069.84 and 114,634.80 is: 171,953.57
Step by Step Solution
- Step 1: Write the proportion equation
292,044.24 : 438,069.84 = 114,634.80 : x - Step 2: Convert to fraction form
292,044.24/438,069.84 = 114,634.80/x - Step 3: Cross multiply
292,044.24x = 438,069.84 × 114,634.80 - Step 4: Simplify right side
292,044.24x = 50,218,048,494.43 - Step 5: Solve for x
x = 50,218,048,494.43/292,044.24 - Step 6: Final answer
x = 171,953.57
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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.