Finding the Fourth Proportional to 562,663.26, 843,995.16 and 247,122.90
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Solution
The fourth proportional to 562,663.26, 843,995.16 and 247,122.90 is: 370,684.47
Step by Step Solution
- Step 1: Write the proportion equation
562,663.26 : 843,995.16 = 247,122.90 : x - Step 2: Convert to fraction form
562,663.26/843,995.16 = 247,122.90/x - Step 3: Cross multiply
562,663.26x = 843,995.16 × 247,122.90 - Step 4: Simplify right side
562,663.26x = 208,570,531,525.16 - Step 5: Solve for x
x = 208,570,531,525.16/562,663.26 - Step 6: Final answer
x = 370,684.47
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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.