Finding the Fourth Proportional to 1,720,867.44, 2,581,335.18 and 626,614.14
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Solution
The fourth proportional to 1,720,867.44, 2,581,335.18 and 626,614.14 is: 939,933.60
Step by Step Solution
- Step 1: Write the proportion equation
1,720,867.44 : 2,581,335.18 = 626,614.14 : x - Step 2: Convert to fraction form
1,720,867.44/2,581,335.18 = 626,614.14/x - Step 3: Cross multiply
1,720,867.44x = 2,581,335.18 × 626,614.14 - Step 4: Simplify right side
1,720,867.44x = 1,617,501,123,867.45 - Step 5: Solve for x
x = 1,617,501,123,867.45/1,720,867.44 - Step 6: Final answer
x = 939,933.60
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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.