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Finding the Fourth Proportional to 467,390.40, 700,826.40 and 201,105.60

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Solution

The fourth proportional to 467,390.40, 700,826.40 and 201,105.60 is: 301,546.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,390.40 : 700,826.40 = 201,105.60 : x
  2. Step 2: Convert to fraction form
    467,390.40/700,826.40 = 201,105.60/x
  3. Step 3: Cross multiply
    467,390.40x = 700,826.40 × 201,105.60
  4. Step 4: Simplify right side
    467,390.40x = 140,940,113,667.84
  5. Step 5: Solve for x
    x = 140,940,113,667.84/467,390.40
  6. Step 6: Final answer
    x = 301,546.87

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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.