Finding the Fourth Proportional to 232,971.79, 349,201.98 and 132,913.78
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Solution
The fourth proportional to 232,971.79, 349,201.98 and 132,913.78 is: 199,224.79
Step by Step Solution
- Step 1: Write the proportion equation
232,971.79 : 349,201.98 = 132,913.78 : x - Step 2: Convert to fraction form
232,971.79/349,201.98 = 132,913.78/x - Step 3: Cross multiply
232,971.79x = 349,201.98 × 132,913.78 - Step 4: Simplify right side
232,971.79x = 46,413,755,145.28 - Step 5: Solve for x
x = 46,413,755,145.28/232,971.79 - Step 6: Final answer
x = 199,224.79
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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.