Finding the Fourth Proportional to 367,571.80, 551,453.70 and 118,259.80
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Solution
The fourth proportional to 367,571.80, 551,453.70 and 118,259.80 is: 177,420.59
Step by Step Solution
- Step 1: Write the proportion equation
367,571.80 : 551,453.70 = 118,259.80 : x - Step 2: Convert to fraction form
367,571.80/551,453.70 = 118,259.80/x - Step 3: Cross multiply
367,571.80x = 551,453.70 × 118,259.80 - Step 4: Simplify right side
367,571.80x = 65,214,804,271.26 - Step 5: Solve for x
x = 65,214,804,271.26/367,571.80 - Step 6: Final answer
x = 177,420.59
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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.