Finding the Fourth Proportional to 5,402,202.26, 7,454,984.87 and 2,954,861.10
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Solution
The fourth proportional to 5,402,202.26, 7,454,984.87 and 2,954,861.10 is: 4,077,678.65
Step by Step Solution
- Step 1: Write the proportion equation
5,402,202.26 : 7,454,984.87 = 2,954,861.10 : x - Step 2: Convert to fraction form
5,402,202.26/7,454,984.87 = 2,954,861.10/x - Step 3: Cross multiply
5,402,202.26x = 7,454,984.87 × 2,954,861.10 - Step 4: Simplify right side
5,402,202.26x = 22,028,444,778,677.25 - Step 5: Solve for x
x = 22,028,444,778,677.25/5,402,202.26 - Step 6: Final answer
x = 4,077,678.65
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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.