Finding the Fourth Proportional to 741,327.66, 1,023,122.34 and 483,480.36
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Solution
The fourth proportional to 741,327.66, 1,023,122.34 and 483,480.36 is: 667,261.70
Step by Step Solution
- Step 1: Write the proportion equation
741,327.66 : 1,023,122.34 = 483,480.36 : x - Step 2: Convert to fraction form
741,327.66/1,023,122.34 = 483,480.36/x - Step 3: Cross multiply
741,327.66x = 1,023,122.34 × 483,480.36 - Step 4: Simplify right side
741,327.66x = 494,659,557,267.24 - Step 5: Solve for x
x = 494,659,557,267.24/741,327.66 - Step 6: Final answer
x = 667,261.70
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1.5x scale
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.