Finding the Fourth Proportional to 741,643.76, 1,110,651.23 and 669,759.03
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Solution
The fourth proportional to 741,643.76, 1,110,651.23 and 669,759.03 is: 1,003,000.00
Step by Step Solution
- Step 1: Write the proportion equation
741,643.76 : 1,110,651.23 = 669,759.03 : x - Step 2: Convert to fraction form
741,643.76/1,110,651.23 = 669,759.03/x - Step 3: Cross multiply
741,643.76x = 1,110,651.23 × 669,759.03 - Step 4: Simplify right side
741,643.76x = 743,868,687,124.31 - Step 5: Solve for x
x = 743,868,687,124.31/741,643.76 - Step 6: Final answer
x = 1,003,000.00
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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.