Finding the Fourth Proportional to 5,068,303.12, 6,994,202.60 and 2,745,137.84
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Solution
The fourth proportional to 5,068,303.12, 6,994,202.60 and 2,745,137.84 is: 3,788,260.05
Step by Step Solution
- Step 1: Write the proportion equation
5,068,303.12 : 6,994,202.60 = 2,745,137.84 : x - Step 2: Convert to fraction form
5,068,303.12/6,994,202.60 = 2,745,137.84/x - Step 3: Cross multiply
5,068,303.12x = 6,994,202.60 × 2,745,137.84 - Step 4: Simplify right side
5,068,303.12x = 19,200,050,217,886.38 - Step 5: Solve for x
x = 19,200,050,217,886.38/5,068,303.12 - Step 6: Final answer
x = 3,788,260.05
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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.