Finding the Fourth Proportional to 264,982.68, 365,555.48 and 157,491.63
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Solution
The fourth proportional to 264,982.68, 365,555.48 and 157,491.63 is: 217,266.76
Step by Step Solution
- Step 1: Write the proportion equation
264,982.68 : 365,555.48 = 157,491.63 : x - Step 2: Convert to fraction form
264,982.68/365,555.48 = 157,491.63/x - Step 3: Cross multiply
264,982.68x = 365,555.48 × 157,491.63 - Step 4: Simplify right side
264,982.68x = 57,571,927,613.17 - Step 5: Solve for x
x = 57,571,927,613.17/264,982.68 - Step 6: Final answer
x = 217,266.76
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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.