Finding the Fourth Proportional to 1,206,971.16, 1,810,795.68 and 354,063
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Solution
The fourth proportional to 1,206,971.16, 1,810,795.68 and 354,063 is: 531,193.93
Step by Step Solution
- Step 1: Write the proportion equation
1,206,971.16 : 1,810,795.68 = 354,063 : x - Step 2: Convert to fraction form
1,206,971.16/1,810,795.68 = 354,063/x - Step 3: Cross multiply
1,206,971.16x = 1,810,795.68 × 354,063 - Step 4: Simplify right side
1,206,971.16x = 641,135,750,847.84 - Step 5: Solve for x
x = 641,135,750,847.84/1,206,971.16 - Step 6: Final answer
x = 531,193.93
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.