Finding the Fourth Proportional to 955,195.54, 1,318,122.18 and 525,464.62
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Solution
The fourth proportional to 955,195.54, 1,318,122.18 and 525,464.62 is: 725,114.95
Step by Step Solution
- Step 1: Write the proportion equation
955,195.54 : 1,318,122.18 = 525,464.62 : x - Step 2: Convert to fraction form
955,195.54/1,318,122.18 = 525,464.62/x - Step 3: Cross multiply
955,195.54x = 1,318,122.18 × 525,464.62 - Step 4: Simplify right side
955,195.54x = 692,626,567,131.97 - Step 5: Solve for x
x = 692,626,567,131.97/955,195.54 - Step 6: Final answer
x = 725,114.95
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1.5x scale
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.