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Finding the Fourth Proportional to 362,664.42, 500,470.29 and 201,516.54

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Solution

The fourth proportional to 362,664.42, 500,470.29 and 201,516.54 is: 278,089.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,664.42 : 500,470.29 = 201,516.54 : x
  2. Step 2: Convert to fraction form
    362,664.42/500,470.29 = 201,516.54/x
  3. Step 3: Cross multiply
    362,664.42x = 500,470.29 × 201,516.54
  4. Step 4: Simplify right side
    362,664.42x = 100,853,041,213.60
  5. Step 5: Solve for x
    x = 100,853,041,213.60/362,664.42
  6. Step 6: Final answer
    x = 278,089.15

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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.