Finding the Fourth Proportional to 632,512.08, 872,863.56 and 346,026.96
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Solution
The fourth proportional to 632,512.08, 872,863.56 and 346,026.96 is: 477,515.50
Step by Step Solution
- Step 1: Write the proportion equation
632,512.08 : 872,863.56 = 346,026.96 : x - Step 2: Convert to fraction form
632,512.08/872,863.56 = 346,026.96/x - Step 3: Cross multiply
632,512.08x = 872,863.56 × 346,026.96 - Step 4: Simplify right side
632,512.08x = 302,034,324,161.58 - Step 5: Solve for x
x = 302,034,324,161.58/632,512.08 - Step 6: Final answer
x = 477,515.50
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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.