Home / 354,766.34-531,866.95-204,836.56

Finding the Fourth Proportional to 354,766.34, 531,866.95 and 204,836.56

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Solution

The fourth proportional to 354,766.34, 531,866.95 and 204,836.56 is: 307,091.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,766.34 : 531,866.95 = 204,836.56 : x
  2. Step 2: Convert to fraction form
    354,766.34/531,866.95 = 204,836.56/x
  3. Step 3: Cross multiply
    354,766.34x = 531,866.95 × 204,836.56
  4. Step 4: Simplify right side
    354,766.34x = 108,945,796,415.69
  5. Step 5: Solve for x
    x = 108,945,796,415.69/354,766.34
  6. Step 6: Final answer
    x = 307,091.69

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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.