Home / 782,536.20-1,174,056.24-356,224.56

Finding the Fourth Proportional to 782,536.20, 1,174,056.24 and 356,224.56

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Solution

The fourth proportional to 782,536.20, 1,174,056.24 and 356,224.56 is: 534,451.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,536.20 : 1,174,056.24 = 356,224.56 : x
  2. Step 2: Convert to fraction form
    782,536.20/1,174,056.24 = 356,224.56/x
  3. Step 3: Cross multiply
    782,536.20x = 1,174,056.24 × 356,224.56
  4. Step 4: Simplify right side
    782,536.20x = 418,227,667,509.25
  5. Step 5: Solve for x
    x = 418,227,667,509.25/782,536.20
  6. Step 6: Final answer
    x = 534,451.53

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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.