Finding the Fourth Proportional to 403,706.26, 557,114.64 and 224,858.26
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Solution
The fourth proportional to 403,706.26, 557,114.64 and 224,858.26 is: 310,304.40
Step by Step Solution
- Step 1: Write the proportion equation
403,706.26 : 557,114.64 = 224,858.26 : x - Step 2: Convert to fraction form
403,706.26/557,114.64 = 224,858.26/x - Step 3: Cross multiply
403,706.26x = 557,114.64 × 224,858.26 - Step 4: Simplify right side
403,706.26x = 125,271,828,570.93 - Step 5: Solve for x
x = 125,271,828,570.93/403,706.26 - Step 6: Final answer
x = 310,304.40
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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.