Finding the Fourth Proportional to 1,244,171.97, 1,717,237.36 and 814,202.98
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Solution
The fourth proportional to 1,244,171.97, 1,717,237.36 and 814,202.98 is: 1,123,783.38
Step by Step Solution
- Step 1: Write the proportion equation
1,244,171.97 : 1,717,237.36 = 814,202.98 : x - Step 2: Convert to fraction form
1,244,171.97/1,717,237.36 = 814,202.98/x - Step 3: Cross multiply
1,244,171.97x = 1,717,237.36 × 814,202.98 - Step 4: Simplify right side
1,244,171.97x = 1,398,179,778,479.84 - Step 5: Solve for x
x = 1,398,179,778,479.84/1,244,171.97 - Step 6: Final answer
x = 1,123,783.38
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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.