Finding the Fourth Proportional to 894,037.16, 1,233,753.73 and 486,135.54
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Solution
The fourth proportional to 894,037.16, 1,233,753.73 and 486,135.54 is: 670,857.50
Step by Step Solution
- Step 1: Write the proportion equation
894,037.16 : 1,233,753.73 = 486,135.54 : x - Step 2: Convert to fraction form
894,037.16/1,233,753.73 = 486,135.54/x - Step 3: Cross multiply
894,037.16x = 1,233,753.73 × 486,135.54 - Step 4: Simplify right side
894,037.16x = 599,771,534,545.23 - Step 5: Solve for x
x = 599,771,534,545.23/894,037.16 - Step 6: Final answer
x = 670,857.50
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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.