Finding the Fourth Proportional to 1,753,199.20, 2,628,784.68 and 686,992.96
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Solution
The fourth proportional to 1,753,199.20, 2,628,784.68 and 686,992.96 is: 1,030,092.06
Step by Step Solution
- Step 1: Write the proportion equation
1,753,199.20 : 2,628,784.68 = 686,992.96 : x - Step 2: Convert to fraction form
1,753,199.20/2,628,784.68 = 686,992.96/x - Step 3: Cross multiply
1,753,199.20x = 2,628,784.68 × 686,992.96 - Step 4: Simplify right side
1,753,199.20x = 1,805,956,568,515.85 - Step 5: Solve for x
x = 1,805,956,568,515.85/1,753,199.20 - Step 6: Final answer
x = 1,030,092.06
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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.