Finding the Fourth Proportional to 755,331.24, 1,040,108.94 and 738,567.48
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Solution
The fourth proportional to 755,331.24, 1,040,108.94 and 738,567.48 is: 1,017,024.85
Step by Step Solution
- Step 1: Write the proportion equation
755,331.24 : 1,040,108.94 = 738,567.48 : x - Step 2: Convert to fraction form
755,331.24/1,040,108.94 = 738,567.48/x - Step 3: Cross multiply
755,331.24x = 1,040,108.94 × 738,567.48 - Step 4: Simplify right side
755,331.24x = 768,190,638,741.27 - Step 5: Solve for x
x = 768,190,638,741.27/755,331.24 - Step 6: Final answer
x = 1,017,024.85
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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.