Home / 353,982.33-530,551.80-203,911.76

Finding the Fourth Proportional to 353,982.33, 530,551.80 and 203,911.76

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Solution

The fourth proportional to 353,982.33, 530,551.80 and 203,911.76 is: 305,624.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,982.33 : 530,551.80 = 203,911.76 : x
  2. Step 2: Convert to fraction form
    353,982.33/530,551.80 = 203,911.76/x
  3. Step 3: Cross multiply
    353,982.33x = 530,551.80 × 203,911.76
  4. Step 4: Simplify right side
    353,982.33x = 108,185,752,635.55
  5. Step 5: Solve for x
    x = 108,185,752,635.55/353,982.33
  6. Step 6: Final answer
    x = 305,624.73

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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.