Finding the Fourth Proportional to 824,122.26, 1,241,798.85 and 677,643.75
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Solution
The fourth proportional to 824,122.26, 1,241,798.85 and 677,643.75 is: 1,021,083.00
Step by Step Solution
- Step 1: Write the proportion equation
824,122.26 : 1,241,798.85 = 677,643.75 : x - Step 2: Convert to fraction form
824,122.26/1,241,798.85 = 677,643.75/x - Step 3: Cross multiply
824,122.26x = 1,241,798.85 × 677,643.75 - Step 4: Simplify right side
824,122.26x = 841,497,229,459.69 - Step 5: Solve for x
x = 841,497,229,459.69/824,122.26 - Step 6: Final answer
x = 1,021,083.00
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.