Finding the Fourth Proportional to 1,013,618.99, 1,398,655.85 and 605,634.14
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Solution
The fourth proportional to 1,013,618.99, 1,398,655.85 and 605,634.14 is: 835,692.44
Step by Step Solution
- Step 1: Write the proportion equation
1,013,618.99 : 1,398,655.85 = 605,634.14 : x - Step 2: Convert to fraction form
1,013,618.99/1,398,655.85 = 605,634.14/x - Step 3: Cross multiply
1,013,618.99x = 1,398,655.85 × 605,634.14 - Step 4: Simplify right side
1,013,618.99x = 847,073,722,849.27 - Step 5: Solve for x
x = 847,073,722,849.27/1,013,618.99 - Step 6: Final answer
x = 835,692.44
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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.