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Finding the Fourth Proportional to 362,018.89, 499,586.07 and 200,899.87

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Solution

The fourth proportional to 362,018.89, 499,586.07 and 200,899.87 is: 277,241.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,018.89 : 499,586.07 = 200,899.87 : x
  2. Step 2: Convert to fraction form
    362,018.89/499,586.07 = 200,899.87/x
  3. Step 3: Cross multiply
    362,018.89x = 499,586.07 × 200,899.87
  4. Step 4: Simplify right side
    362,018.89x = 100,366,776,516.81
  5. Step 5: Solve for x
    x = 100,366,776,516.81/362,018.89
  6. Step 6: Final answer
    x = 277,241.82

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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.