Finding the Fourth Proportional to 517,504.36, 714,033.99 and 435,031.99
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Solution
The fourth proportional to 517,504.36, 714,033.99 and 435,031.99 is: 600,241.57
Step by Step Solution
- Step 1: Write the proportion equation
517,504.36 : 714,033.99 = 435,031.99 : x - Step 2: Convert to fraction form
517,504.36/714,033.99 = 435,031.99/x - Step 3: Cross multiply
517,504.36x = 714,033.99 × 435,031.99 - Step 4: Simplify right side
517,504.36x = 310,627,627,597.34 - Step 5: Solve for x
x = 310,627,627,597.34/517,504.36 - Step 6: Final answer
x = 600,241.57
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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.