Finding the Fourth Proportional to 353,299.36, 487,556.67 and 192,158.14
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Solution
The fourth proportional to 353,299.36, 487,556.67 and 192,158.14 is: 265,180.17
Step by Step Solution
- Step 1: Write the proportion equation
353,299.36 : 487,556.67 = 192,158.14 : x - Step 2: Convert to fraction form
353,299.36/487,556.67 = 192,158.14/x - Step 3: Cross multiply
353,299.36x = 487,556.67 × 192,158.14 - Step 4: Simplify right side
353,299.36x = 93,687,982,851.79 - Step 5: Solve for x
x = 93,687,982,851.79/353,299.36 - Step 6: Final answer
x = 265,180.17
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.