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Finding the Fourth Proportional to 294,204.80, 441,311.52 and 72,588.80

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Solution

The fourth proportional to 294,204.80, 441,311.52 and 72,588.80 is: 108,884.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,204.80 : 441,311.52 = 72,588.80 : x
  2. Step 2: Convert to fraction form
    294,204.80/441,311.52 = 72,588.80/x
  3. Step 3: Cross multiply
    294,204.80x = 441,311.52 × 72,588.80
  4. Step 4: Simplify right side
    294,204.80x = 32,034,273,662.98
  5. Step 5: Solve for x
    x = 32,034,273,662.98/294,204.80
  6. Step 6: Final answer
    x = 108,884.27

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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.