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Finding the Fourth Proportional to 362,358.81, 500,086.85 and 201,245.36

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Solution

The fourth proportional to 362,358.81, 500,086.85 and 201,245.36 is: 277,736.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,358.81 : 500,086.85 = 201,245.36 : x
  2. Step 2: Convert to fraction form
    362,358.81/500,086.85 = 201,245.36/x
  3. Step 3: Cross multiply
    362,358.81x = 500,086.85 × 201,245.36
  4. Step 4: Simplify right side
    362,358.81x = 100,640,154,652.86
  5. Step 5: Solve for x
    x = 100,640,154,652.86/362,358.81
  6. Step 6: Final answer
    x = 277,736.19

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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.