Finding the Fourth Proportional to 568,987.94, 853,608.99 and 214,005.03
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Solution
The fourth proportional to 568,987.94, 853,608.99 and 214,005.03 is: 321,055.34
Step by Step Solution
- Step 1: Write the proportion equation
568,987.94 : 853,608.99 = 214,005.03 : x - Step 2: Convert to fraction form
568,987.94/853,608.99 = 214,005.03/x - Step 3: Cross multiply
568,987.94x = 853,608.99 × 214,005.03 - Step 4: Simplify right side
568,987.94x = 182,676,617,513.22 - Step 5: Solve for x
x = 182,676,617,513.22/568,987.94 - Step 6: Final answer
x = 321,055.34
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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.