Finding the Fourth Proportional to 373,122.49, 514,876.46 and 207,518.75
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Solution
The fourth proportional to 373,122.49, 514,876.46 and 207,518.75 is: 286,357.76
Step by Step Solution
- Step 1: Write the proportion equation
373,122.49 : 514,876.46 = 207,518.75 : x - Step 2: Convert to fraction form
373,122.49/514,876.46 = 207,518.75/x - Step 3: Cross multiply
373,122.49x = 514,876.46 × 207,518.75 - Step 4: Simplify right side
373,122.49x = 106,846,519,383.63 - Step 5: Solve for x
x = 106,846,519,383.63/373,122.49 - Step 6: Final answer
x = 286,357.76
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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.