Finding the Fourth Proportional to 746,835.21, 1,120,695.84 and 699,549.96
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Solution
The fourth proportional to 746,835.21, 1,120,695.84 and 699,549.96 is: 1,049,739.92
Step by Step Solution
- Step 1: Write the proportion equation
746,835.21 : 1,120,695.84 = 699,549.96 : x - Step 2: Convert to fraction form
746,835.21/1,120,695.84 = 699,549.96/x - Step 3: Cross multiply
746,835.21x = 1,120,695.84 × 699,549.96 - Step 4: Simplify right side
746,835.21x = 783,982,730,044.17 - Step 5: Solve for x
x = 783,982,730,044.17/746,835.21 - Step 6: Final answer
x = 1,049,739.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.