Finding the Fourth Proportional to 373,187.14, 514,998.26 and 203,421.26
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Solution
The fourth proportional to 373,187.14, 514,998.26 and 203,421.26 is: 280,721.34
Step by Step Solution
- Step 1: Write the proportion equation
373,187.14 : 514,998.26 = 203,421.26 : x - Step 2: Convert to fraction form
373,187.14/514,998.26 = 203,421.26/x - Step 3: Cross multiply
373,187.14x = 514,998.26 × 203,421.26 - Step 4: Simplify right side
373,187.14x = 104,761,594,947.01 - Step 5: Solve for x
x = 104,761,594,947.01/373,187.14 - Step 6: Final answer
x = 280,721.34
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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.