Finding the Fourth Proportional to 732,022.93, 1,010,236.49 and 409,753.09
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Solution
The fourth proportional to 732,022.93, 1,010,236.49 and 409,753.09 is: 565,484.37
Step by Step Solution
- Step 1: Write the proportion equation
732,022.93 : 1,010,236.49 = 409,753.09 : x - Step 2: Convert to fraction form
732,022.93/1,010,236.49 = 409,753.09/x - Step 3: Cross multiply
732,022.93x = 1,010,236.49 × 409,753.09 - Step 4: Simplify right side
732,022.93x = 413,947,523,408.25 - Step 5: Solve for x
x = 413,947,523,408.25/732,022.93 - Step 6: Final answer
x = 565,484.37
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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.