Finding the Fourth Proportional to 264,340.53, 396,526.08 and 74,785.02
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Solution
The fourth proportional to 264,340.53, 396,526.08 and 74,785.02 is: 112,181.86
Step by Step Solution
- Step 1: Write the proportion equation
264,340.53 : 396,526.08 = 74,785.02 : x - Step 2: Convert to fraction form
264,340.53/396,526.08 = 74,785.02/x - Step 3: Cross multiply
264,340.53x = 396,526.08 × 74,785.02 - Step 4: Simplify right side
264,340.53x = 29,654,212,590.74 - Step 5: Solve for x
x = 29,654,212,590.74/264,340.53 - Step 6: Final answer
x = 112,181.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.