Finding the Fourth Proportional to 292,522.70, 438,438.45 and 124,042.70
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Solution
The fourth proportional to 292,522.70, 438,438.45 and 124,042.70 is: 185,917.50
Step by Step Solution
- Step 1: Write the proportion equation
292,522.70 : 438,438.45 = 124,042.70 : x - Step 2: Convert to fraction form
292,522.70/438,438.45 = 124,042.70/x - Step 3: Cross multiply
292,522.70x = 438,438.45 × 124,042.70 - Step 4: Simplify right side
292,522.70x = 54,385,089,121.82 - Step 5: Solve for x
x = 54,385,089,121.82/292,522.70 - Step 6: Final answer
x = 185,917.50
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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.