Finding the Fourth Proportional to 292,073.80, 438,110.70 and 114,586.60
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Solution
The fourth proportional to 292,073.80, 438,110.70 and 114,586.60 is: 171,879.90
Step by Step Solution
- Step 1: Write the proportion equation
292,073.80 : 438,110.70 = 114,586.60 : x - Step 2: Convert to fraction form
292,073.80/438,110.70 = 114,586.60/x - Step 3: Cross multiply
292,073.80x = 438,110.70 × 114,586.60 - Step 4: Simplify right side
292,073.80x = 50,201,615,536.62 - Step 5: Solve for x
x = 50,201,615,536.62/292,073.80 - Step 6: Final answer
x = 171,879.90
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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.