Home / 297,936.80-446,905.20-267,869.60

Finding the Fourth Proportional to 297,936.80, 446,905.20 and 267,869.60

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Solution

The fourth proportional to 297,936.80, 446,905.20 and 267,869.60 is: 401,804.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,936.80 : 446,905.20 = 267,869.60 : x
  2. Step 2: Convert to fraction form
    297,936.80/446,905.20 = 267,869.60/x
  3. Step 3: Cross multiply
    297,936.80x = 446,905.20 × 267,869.60
  4. Step 4: Simplify right side
    297,936.80x = 119,712,317,161.92
  5. Step 5: Solve for x
    x = 119,712,317,161.92/297,936.80
  6. Step 6: Final answer
    x = 401,804.40

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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.