Home / 219,063.40-329,286.30-202,474.60

Finding the Fourth Proportional to 219,063.40, 329,286.30 and 202,474.60

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Solution

The fourth proportional to 219,063.40, 329,286.30 and 202,474.60 is: 304,350.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,063.40 : 329,286.30 = 202,474.60 : x
  2. Step 2: Convert to fraction form
    219,063.40/329,286.30 = 202,474.60/x
  3. Step 3: Cross multiply
    219,063.40x = 329,286.30 × 202,474.60
  4. Step 4: Simplify right side
    219,063.40x = 66,672,111,877.98
  5. Step 5: Solve for x
    x = 66,672,111,877.98/219,063.40
  6. Step 6: Final answer
    x = 304,350.76

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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.