Home / 263,488.16-394,949.04-113,799.20

Finding the Fourth Proportional to 263,488.16, 394,949.04 and 113,799.20

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Solution

The fourth proportional to 263,488.16, 394,949.04 and 113,799.20 is: 170,576.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,488.16 : 394,949.04 = 113,799.20 : x
  2. Step 2: Convert to fraction form
    263,488.16/394,949.04 = 113,799.20/x
  3. Step 3: Cross multiply
    263,488.16x = 394,949.04 × 113,799.20
  4. Step 4: Simplify right side
    263,488.16x = 44,944,884,792.77
  5. Step 5: Solve for x
    x = 44,944,884,792.77/263,488.16
  6. Step 6: Final answer
    x = 170,576.49

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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.