Finding the Fourth Proportional to 526,232.98, 726,201.48 and 284,515.48
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Solution
The fourth proportional to 526,232.98, 726,201.48 and 284,515.48 is: 392,631.34
Step by Step Solution
- Step 1: Write the proportion equation
526,232.98 : 726,201.48 = 284,515.48 : x - Step 2: Convert to fraction form
526,232.98/726,201.48 = 284,515.48/x - Step 3: Cross multiply
526,232.98x = 726,201.48 × 284,515.48 - Step 4: Simplify right side
526,232.98x = 206,615,562,658.91 - Step 5: Solve for x
x = 206,615,562,658.91/526,232.98 - Step 6: Final answer
x = 392,631.34
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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.