Finding the Fourth Proportional to 850,813.29, 1,174,107.24 and 463,632.09
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Solution
The fourth proportional to 850,813.29, 1,174,107.24 and 463,632.09 is: 639,804.06
Step by Step Solution
- Step 1: Write the proportion equation
850,813.29 : 1,174,107.24 = 463,632.09 : x - Step 2: Convert to fraction form
850,813.29/1,174,107.24 = 463,632.09/x - Step 3: Cross multiply
850,813.29x = 1,174,107.24 × 463,632.09 - Step 4: Simplify right side
850,813.29x = 544,353,793,565.33 - Step 5: Solve for x
x = 544,353,793,565.33/850,813.29 - Step 6: Final answer
x = 639,804.06
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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.