Finding the Fourth Proportional to 295,789.80, 408,273.55 and 174,973.09
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Solution
The fourth proportional to 295,789.80, 408,273.55 and 174,973.09 is: 241,512.33
Step by Step Solution
- Step 1: Write the proportion equation
295,789.80 : 408,273.55 = 174,973.09 : x - Step 2: Convert to fraction form
295,789.80/408,273.55 = 174,973.09/x - Step 3: Cross multiply
295,789.80x = 408,273.55 × 174,973.09 - Step 4: Simplify right side
295,789.80x = 71,436,883,733.90 - Step 5: Solve for x
x = 71,436,883,733.90/295,789.80 - Step 6: Final answer
x = 241,512.33
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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.