Finding the Fourth Proportional to 526,601.08, 726,706.20 and 284,882.68
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Solution
The fourth proportional to 526,601.08, 726,706.20 and 284,882.68 is: 393,136.32
Step by Step Solution
- Step 1: Write the proportion equation
526,601.08 : 726,706.20 = 284,882.68 : x - Step 2: Convert to fraction form
526,601.08/726,706.20 = 284,882.68/x - Step 3: Cross multiply
526,601.08x = 726,706.20 × 284,882.68 - Step 4: Simplify right side
526,601.08x = 207,026,009,828.62 - Step 5: Solve for x
x = 207,026,009,828.62/526,601.08 - Step 6: Final answer
x = 393,136.32
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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.