Home / 454,168.44-626,722.20-263,147.76

Finding the Fourth Proportional to 454,168.44, 626,722.20 and 263,147.76

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Solution

The fourth proportional to 454,168.44, 626,722.20 and 263,147.76 is: 363,126.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,168.44 : 626,722.20 = 263,147.76 : x
  2. Step 2: Convert to fraction form
    454,168.44/626,722.20 = 263,147.76/x
  3. Step 3: Cross multiply
    454,168.44x = 626,722.20 × 263,147.76
  4. Step 4: Simplify right side
    454,168.44x = 164,920,543,072.27
  5. Step 5: Solve for x
    x = 164,920,543,072.27/454,168.44
  6. Step 6: Final answer
    x = 363,126.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.