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Finding the Fourth Proportional to 362,011.54, 499,568.28 and 200,863.12

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Solution

The fourth proportional to 362,011.54, 499,568.28 and 200,863.12 is: 277,186.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,011.54 : 499,568.28 = 200,863.12 : x
  2. Step 2: Convert to fraction form
    362,011.54/499,568.28 = 200,863.12/x
  3. Step 3: Cross multiply
    362,011.54x = 499,568.28 × 200,863.12
  4. Step 4: Simplify right side
    362,011.54x = 100,344,843,373.83
  5. Step 5: Solve for x
    x = 100,344,843,373.83/362,011.54
  6. Step 6: Final answer
    x = 277,186.86

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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.