Finding the Fourth Proportional to 1,277,542.33, 1,763,047.79 and 733,787.19
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Solution
The fourth proportional to 1,277,542.33, 1,763,047.79 and 733,787.19 is: 1,012,648.94
Step by Step Solution
- Step 1: Write the proportion equation
1,277,542.33 : 1,763,047.79 = 733,787.19 : x - Step 2: Convert to fraction form
1,277,542.33/1,763,047.79 = 733,787.19/x - Step 3: Cross multiply
1,277,542.33x = 1,763,047.79 × 733,787.19 - Step 4: Simplify right side
1,277,542.33x = 1,293,701,883,659.81 - Step 5: Solve for x
x = 1,293,701,883,659.81/1,277,542.33 - Step 6: Final answer
x = 1,012,648.94
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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.