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Finding the Fourth Proportional to 362,301.50, 499,991.69 and 201,156.57

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Solution

The fourth proportional to 362,301.50, 499,991.69 and 201,156.57 is: 277,604.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,301.50 : 499,991.69 = 201,156.57 : x
  2. Step 2: Convert to fraction form
    362,301.50/499,991.69 = 201,156.57/x
  3. Step 3: Cross multiply
    362,301.50x = 499,991.69 × 201,156.57
  4. Step 4: Simplify right side
    362,301.50x = 100,576,612,383.12
  5. Step 5: Solve for x
    x = 100,576,612,383.12/362,301.50
  6. Step 6: Final answer
    x = 277,604.74

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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.