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Finding the Fourth Proportional to 362,431.92, 500,154.72 and 201,282.96

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Solution

The fourth proportional to 362,431.92, 500,154.72 and 201,282.96 is: 277,769.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,431.92 : 500,154.72 = 201,282.96 : x
  2. Step 2: Convert to fraction form
    362,431.92/500,154.72 = 201,282.96/x
  3. Step 3: Cross multiply
    362,431.92x = 500,154.72 × 201,282.96
  4. Step 4: Simplify right side
    362,431.92x = 100,672,622,499.57
  5. Step 5: Solve for x
    x = 100,672,622,499.57/362,431.92
  6. Step 6: Final answer
    x = 277,769.75

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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.