Finding the Fourth Proportional to 1,106,057.23, 1,526,340.71 and 622,620.88
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Solution
The fourth proportional to 1,106,057.23, 1,526,340.71 and 622,620.88 is: 859,206.53
Step by Step Solution
- Step 1: Write the proportion equation
1,106,057.23 : 1,526,340.71 = 622,620.88 : x - Step 2: Convert to fraction form
1,106,057.23/1,526,340.71 = 622,620.88/x - Step 3: Cross multiply
1,106,057.23x = 1,526,340.71 × 622,620.88 - Step 4: Simplify right side
1,106,057.23x = 950,331,593,780.73 - Step 5: Solve for x
x = 950,331,593,780.73/1,106,057.23 - Step 6: Final answer
x = 859,206.53
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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.