Finding the Fourth Proportional to 725,982.00, 1,001,855.99 and 403,685.17
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Solution
The fourth proportional to 725,982.00, 1,001,855.99 and 403,685.17 is: 557,086.00
Step by Step Solution
- Step 1: Write the proportion equation
725,982.00 : 1,001,855.99 = 403,685.17 : x - Step 2: Convert to fraction form
725,982.00/1,001,855.99 = 403,685.17/x - Step 3: Cross multiply
725,982.00x = 1,001,855.99 × 403,685.17 - Step 4: Simplify right side
725,982.00x = 404,434,407,928.55 - Step 5: Solve for x
x = 404,434,407,928.55/725,982.00 - Step 6: Final answer
x = 557,086.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.