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Finding the Fourth Proportional to 365,527.38, 504,535.05 and 212,601.54

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Solution

The fourth proportional to 365,527.38, 504,535.05 and 212,601.54 is: 293,452.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,527.38 : 504,535.05 = 212,601.54 : x
  2. Step 2: Convert to fraction form
    365,527.38/504,535.05 = 212,601.54/x
  3. Step 3: Cross multiply
    365,527.38x = 504,535.05 × 212,601.54
  4. Step 4: Simplify right side
    365,527.38x = 107,264,928,613.98
  5. Step 5: Solve for x
    x = 107,264,928,613.98/365,527.38
  6. Step 6: Final answer
    x = 293,452.51

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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.