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Finding the Fourth Proportional to 273,838.38, 409,758.39 and 161,572.38

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Solution

The fourth proportional to 273,838.38, 409,758.39 and 161,572.38 is: 241,769.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,838.38 : 409,758.39 = 161,572.38 : x
  2. Step 2: Convert to fraction form
    273,838.38/409,758.39 = 161,572.38/x
  3. Step 3: Cross multiply
    273,838.38x = 409,758.39 × 161,572.38
  4. Step 4: Simplify right side
    273,838.38x = 66,205,638,297.27
  5. Step 5: Solve for x
    x = 66,205,638,297.27/273,838.38
  6. Step 6: Final answer
    x = 241,769.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.