Finding the Fourth Proportional to 574,224.06, 792,415.18 and 316,098.67
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Solution
The fourth proportional to 574,224.06, 792,415.18 and 316,098.67 is: 436,208.45
Step by Step Solution
- Step 1: Write the proportion equation
574,224.06 : 792,415.18 = 316,098.67 : x - Step 2: Convert to fraction form
574,224.06/792,415.18 = 316,098.67/x - Step 3: Cross multiply
574,224.06x = 792,415.18 × 316,098.67 - Step 4: Simplify right side
574,224.06x = 250,481,384,485.81 - Step 5: Solve for x
x = 250,481,384,485.81/574,224.06 - Step 6: Final answer
x = 436,208.45
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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.