Finding the Fourth Proportional to 504,232.96, 695,813.12 and 277,877.76
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Solution
The fourth proportional to 504,232.96, 695,813.12 and 277,877.76 is: 383,455.68
Step by Step Solution
- Step 1: Write the proportion equation
504,232.96 : 695,813.12 = 277,877.76 : x - Step 2: Convert to fraction form
504,232.96/695,813.12 = 277,877.76/x - Step 3: Cross multiply
504,232.96x = 695,813.12 × 277,877.76 - Step 4: Simplify right side
504,232.96x = 193,350,991,164.21 - Step 5: Solve for x
x = 193,350,991,164.21/504,232.96 - Step 6: Final answer
x = 383,455.68
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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.