Finding the Fourth Proportional to 708,245.37, 1,062,630.50 and 329,369.49
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Solution
The fourth proportional to 708,245.37, 1,062,630.50 and 329,369.49 is: 494,176.28
Step by Step Solution
- Step 1: Write the proportion equation
708,245.37 : 1,062,630.50 = 329,369.49 : x - Step 2: Convert to fraction form
708,245.37/1,062,630.50 = 329,369.49/x - Step 3: Cross multiply
708,245.37x = 1,062,630.50 × 329,369.49 - Step 4: Simplify right side
708,245.37x = 349,998,064,196.60 - Step 5: Solve for x
x = 349,998,064,196.60/708,245.37 - Step 6: Final answer
x = 494,176.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.