Finding the Fourth Proportional to 259,507.44, 358,120.92 and 146,332.08
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Solution
The fourth proportional to 259,507.44, 358,120.92 and 146,332.08 is: 201,938.64
Step by Step Solution
- Step 1: Write the proportion equation
259,507.44 : 358,120.92 = 146,332.08 : x - Step 2: Convert to fraction form
259,507.44/358,120.92 = 146,332.08/x - Step 3: Cross multiply
259,507.44x = 358,120.92 × 146,332.08 - Step 4: Simplify right side
259,507.44x = 52,404,579,115.11 - Step 5: Solve for x
x = 52,404,579,115.11/259,507.44 - Step 6: Final answer
x = 201,938.64
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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.