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Finding the Fourth Proportional to 522,350.01, 784,251.36 and 269,817.12

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Solution

The fourth proportional to 522,350.01, 784,251.36 and 269,817.12 is: 405,100.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,350.01 : 784,251.36 = 269,817.12 : x
  2. Step 2: Convert to fraction form
    522,350.01/784,251.36 = 269,817.12/x
  3. Step 3: Cross multiply
    522,350.01x = 784,251.36 × 269,817.12
  4. Step 4: Simplify right side
    522,350.01x = 211,604,443,311.28
  5. Step 5: Solve for x
    x = 211,604,443,311.28/522,350.01
  6. Step 6: Final answer
    x = 405,100.87

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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.