Finding the Fourth Proportional to 960,842.68, 1,441,323.46 and 321,203.98
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Solution
The fourth proportional to 960,842.68, 1,441,323.46 and 321,203.98 is: 481,825.84
Step by Step Solution
- Step 1: Write the proportion equation
960,842.68 : 1,441,323.46 = 321,203.98 : x - Step 2: Convert to fraction form
960,842.68/1,441,323.46 = 321,203.98/x - Step 3: Cross multiply
960,842.68x = 1,441,323.46 × 321,203.98 - Step 4: Simplify right side
960,842.68x = 462,958,831,819.37 - Step 5: Solve for x
x = 462,958,831,819.37/960,842.68 - Step 6: Final answer
x = 481,825.84
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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.