Finding the Fourth Proportional to 294,277.50, 441,420.35 and 83,915.44
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Solution
The fourth proportional to 294,277.50, 441,420.35 and 83,915.44 is: 125,874.32
Step by Step Solution
- Step 1: Write the proportion equation
294,277.50 : 441,420.35 = 83,915.44 : x - Step 2: Convert to fraction form
294,277.50/441,420.35 = 83,915.44/x - Step 3: Cross multiply
294,277.50x = 441,420.35 × 83,915.44 - Step 4: Simplify right side
294,277.50x = 37,041,981,372.08 - Step 5: Solve for x
x = 37,041,981,372.08/294,277.50 - Step 6: Final answer
x = 125,874.32
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1.5x scale
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.