Finding the Fourth Proportional to 873,703.84, 1,310,554.80 and 274,717.44
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Solution
The fourth proportional to 873,703.84, 1,310,554.80 and 274,717.44 is: 412,075.86
Step by Step Solution
- Step 1: Write the proportion equation
873,703.84 : 1,310,554.80 = 274,717.44 : x - Step 2: Convert to fraction form
873,703.84/1,310,554.80 = 274,717.44/x - Step 3: Cross multiply
873,703.84x = 1,310,554.80 × 274,717.44 - Step 4: Simplify right side
873,703.84x = 360,032,259,635.71 - Step 5: Solve for x
x = 360,032,259,635.71/873,703.84 - Step 6: Final answer
x = 412,075.86
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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.