Finding the Fourth Proportional to 844,047.21, 1,164,785.21 and 462,073.99
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Solution
The fourth proportional to 844,047.21, 1,164,785.21 and 462,073.99 is: 637,662.14
Step by Step Solution
- Step 1: Write the proportion equation
844,047.21 : 1,164,785.21 = 462,073.99 : x - Step 2: Convert to fraction form
844,047.21/1,164,785.21 = 462,073.99/x - Step 3: Cross multiply
844,047.21x = 1,164,785.21 × 462,073.99 - Step 4: Simplify right side
844,047.21x = 538,216,954,047.23 - Step 5: Solve for x
x = 538,216,954,047.23/844,047.21 - Step 6: Final answer
x = 637,662.14
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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.