Finding the Fourth Proportional to 1,405,060.00, 1,939,029.73 and 861,090.68
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Solution
The fourth proportional to 1,405,060.00, 1,939,029.73 and 861,090.68 is: 1,188,333.90
Step by Step Solution
- Step 1: Write the proportion equation
1,405,060.00 : 1,939,029.73 = 861,090.68 : x - Step 2: Convert to fraction form
1,405,060.00/1,939,029.73 = 861,090.68/x - Step 3: Cross multiply
1,405,060.00x = 1,939,029.73 × 861,090.68 - Step 4: Simplify right side
1,405,060.00x = 1,669,680,431,440.76 - Step 5: Solve for x
x = 1,669,680,431,440.76/1,405,060.00 - Step 6: Final answer
x = 1,188,333.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.