Finding the Fourth Proportional to 326,567.52, 450,757.08 and 197,506.08
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Solution
The fourth proportional to 326,567.52, 450,757.08 and 197,506.08 is: 272,615.18
Step by Step Solution
- Step 1: Write the proportion equation
326,567.52 : 450,757.08 = 197,506.08 : x - Step 2: Convert to fraction form
326,567.52/450,757.08 = 197,506.08/x - Step 3: Cross multiply
326,567.52x = 450,757.08 × 197,506.08 - Step 4: Simplify right side
326,567.52x = 89,027,263,903.05 - Step 5: Solve for x
x = 89,027,263,903.05/326,567.52 - Step 6: Final answer
x = 272,615.18
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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.