Home / 263,304.32-394,598.50-111,375.04

Finding the Fourth Proportional to 263,304.32, 394,598.50 and 111,375.04

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Solution

The fourth proportional to 263,304.32, 394,598.50 and 111,375.04 is: 166,911.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,304.32 : 394,598.50 = 111,375.04 : x
  2. Step 2: Convert to fraction form
    263,304.32/394,598.50 = 111,375.04/x
  3. Step 3: Cross multiply
    263,304.32x = 394,598.50 × 111,375.04
  4. Step 4: Simplify right side
    263,304.32x = 43,948,423,721.44
  5. Step 5: Solve for x
    x = 43,948,423,721.44/263,304.32
  6. Step 6: Final answer
    x = 166,911.14

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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.