Finding the Fourth Proportional to 1,805,664.06, 2,708,850.15 and 668,435.00
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Solution
The fourth proportional to 1,805,664.06, 2,708,850.15 and 668,435.00 is: 1,002,783.56
Step by Step Solution
- Step 1: Write the proportion equation
1,805,664.06 : 2,708,850.15 = 668,435.00 : x - Step 2: Convert to fraction form
1,805,664.06/2,708,850.15 = 668,435.00/x - Step 3: Cross multiply
1,805,664.06x = 2,708,850.15 × 668,435.00 - Step 4: Simplify right side
1,805,664.06x = 1,810,690,236,471.00 - Step 5: Solve for x
x = 1,810,690,236,471.00/1,805,664.06 - Step 6: Final answer
x = 1,002,783.56
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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.