Finding the Fourth Proportional to 893,581.67, 1,341,036.97 and 361,107.31
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Solution
The fourth proportional to 893,581.67, 1,341,036.97 and 361,107.31 is: 541,929.48
Step by Step Solution
- Step 1: Write the proportion equation
893,581.67 : 1,341,036.97 = 361,107.31 : x - Step 2: Convert to fraction form
893,581.67/1,341,036.97 = 361,107.31/x - Step 3: Cross multiply
893,581.67x = 1,341,036.97 × 361,107.31 - Step 4: Simplify right side
893,581.67x = 484,258,246,142.07 - Step 5: Solve for x
x = 484,258,246,142.07/893,581.67 - Step 6: Final answer
x = 541,929.48
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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.