Finding the Fourth Proportional to 574,444.74, 792,733.74 and 316,321.07
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Solution
The fourth proportional to 574,444.74, 792,733.74 and 316,321.07 is: 436,523.07
Step by Step Solution
- Step 1: Write the proportion equation
574,444.74 : 792,733.74 = 316,321.07 : x - Step 2: Convert to fraction form
574,444.74/792,733.74 = 316,321.07/x - Step 3: Cross multiply
574,444.74x = 792,733.74 × 316,321.07 - Step 4: Simplify right side
574,444.74x = 250,758,381,656.75 - Step 5: Solve for x
x = 250,758,381,656.75/574,444.74 - Step 6: Final answer
x = 436,523.07
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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.