Finding the Fourth Proportional to 1,353,496.23, 1,867,825.26 and 741,644.01
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Solution
The fourth proportional to 1,353,496.23, 1,867,825.26 and 741,644.01 is: 1,023,468.99
Step by Step Solution
- Step 1: Write the proportion equation
1,353,496.23 : 1,867,825.26 = 741,644.01 : x - Step 2: Convert to fraction form
1,353,496.23/1,867,825.26 = 741,644.01/x - Step 3: Cross multiply
1,353,496.23x = 1,867,825.26 × 741,644.01 - Step 4: Simplify right side
1,353,496.23x = 1,385,261,415,805.69 - Step 5: Solve for x
x = 1,385,261,415,805.69/1,353,496.23 - Step 6: Final answer
x = 1,023,468.99
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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.