Finding the Fourth Proportional to 535,749.53, 739,361.16 and 294,029.99
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Solution
The fourth proportional to 535,749.53, 739,361.16 and 294,029.99 is: 405,776.10
Step by Step Solution
- Step 1: Write the proportion equation
535,749.53 : 739,361.16 = 294,029.99 : x - Step 2: Convert to fraction form
535,749.53/739,361.16 = 294,029.99/x - Step 3: Cross multiply
535,749.53x = 739,361.16 × 294,029.99 - Step 4: Simplify right side
535,749.53x = 217,394,350,784.38 - Step 5: Solve for x
x = 217,394,350,784.38/535,749.53 - Step 6: Final answer
x = 405,776.10
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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.