Finding the Fourth Proportional to 4,999,680.96, 6,899,557.60 and 2,707,841.76
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Solution
The fourth proportional to 4,999,680.96, 6,899,557.60 and 2,707,841.76 is: 3,736,820.48
Step by Step Solution
- Step 1: Write the proportion equation
4,999,680.96 : 6,899,557.60 = 2,707,841.76 : x - Step 2: Convert to fraction form
4,999,680.96/6,899,557.60 = 2,707,841.76/x - Step 3: Cross multiply
4,999,680.96x = 6,899,557.60 × 2,707,841.76 - Step 4: Simplify right side
4,999,680.96x = 18,682,910,194,805.38 - Step 5: Solve for x
x = 18,682,910,194,805.38/4,999,680.96 - Step 6: Final answer
x = 3,736,820.48
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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.