Finding the Fourth Proportional to 453,524.87, 625,654.94 and 292,431.67
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Solution
The fourth proportional to 453,524.87, 625,654.94 and 292,431.67 is: 403,420.69
Step by Step Solution
- Step 1: Write the proportion equation
453,524.87 : 625,654.94 = 292,431.67 : x - Step 2: Convert to fraction form
453,524.87/625,654.94 = 292,431.67/x - Step 3: Cross multiply
453,524.87x = 625,654.94 × 292,431.67 - Step 4: Simplify right side
453,524.87x = 182,961,315,921.65 - Step 5: Solve for x
x = 182,961,315,921.65/453,524.87 - Step 6: Final answer
x = 403,420.69
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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.