Finding the Fourth Proportional to 957,035.36, 1,435,477.70 and 417,278.90
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Solution
The fourth proportional to 957,035.36, 1,435,477.70 and 417,278.90 is: 625,885.50
Step by Step Solution
- Step 1: Write the proportion equation
957,035.36 : 1,435,477.70 = 417,278.90 : x - Step 2: Convert to fraction form
957,035.36/1,435,477.70 = 417,278.90/x - Step 3: Cross multiply
957,035.36x = 1,435,477.70 × 417,278.90 - Step 4: Simplify right side
957,035.36x = 598,994,555,630.53 - Step 5: Solve for x
x = 598,994,555,630.53/957,035.36 - Step 6: Final answer
x = 625,885.50
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1.5x scale
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.