Finding the Fourth Proportional to 373,113.54, 514,979.76 and 237,120.95
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Solution
The fourth proportional to 373,113.54, 514,979.76 and 237,120.95 is: 327,279.70
Step by Step Solution
- Step 1: Write the proportion equation
373,113.54 : 514,979.76 = 237,120.95 : x - Step 2: Convert to fraction form
373,113.54/514,979.76 = 237,120.95/x - Step 3: Cross multiply
373,113.54x = 514,979.76 × 237,120.95 - Step 4: Simplify right side
373,113.54x = 122,112,487,347.07 - Step 5: Solve for x
x = 122,112,487,347.07/373,113.54 - Step 6: Final answer
x = 327,279.70
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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.