Home / 219,446.20-329,169.30-194,951.80

Finding the Fourth Proportional to 219,446.20, 329,169.30 and 194,951.80

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Solution

The fourth proportional to 219,446.20, 329,169.30 and 194,951.80 is: 292,427.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,446.20 : 329,169.30 = 194,951.80 : x
  2. Step 2: Convert to fraction form
    219,446.20/329,169.30 = 194,951.80/x
  3. Step 3: Cross multiply
    219,446.20x = 329,169.30 × 194,951.80
  4. Step 4: Simplify right side
    219,446.20x = 64,172,147,539.74
  5. Step 5: Solve for x
    x = 64,172,147,539.74/219,446.20
  6. Step 6: Final answer
    x = 292,427.70

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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.