Finding the Fourth Proportional to 843,355.35, 1,163,841.08 and 461,388.51
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Solution
The fourth proportional to 843,355.35, 1,163,841.08 and 461,388.51 is: 636,721.99
Step by Step Solution
- Step 1: Write the proportion equation
843,355.35 : 1,163,841.08 = 461,388.51 : x - Step 2: Convert to fraction form
843,355.35/1,163,841.08 = 461,388.51/x - Step 3: Cross multiply
843,355.35x = 1,163,841.08 × 461,388.51 - Step 4: Simplify right side
843,355.35x = 536,982,899,471.05 - Step 5: Solve for x
x = 536,982,899,471.05/843,355.35 - Step 6: Final answer
x = 636,721.99
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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.