Home / 854,791.45-1,282,023.15-255,772.15

Finding the Fourth Proportional to 854,791.45, 1,282,023.15 and 255,772.15

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Solution

The fourth proportional to 854,791.45, 1,282,023.15 and 255,772.15 is: 383,609.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,791.45 : 1,282,023.15 = 255,772.15 : x
  2. Step 2: Convert to fraction form
    854,791.45/1,282,023.15 = 255,772.15/x
  3. Step 3: Cross multiply
    854,791.45x = 1,282,023.15 × 255,772.15
  4. Step 4: Simplify right side
    854,791.45x = 327,905,817,425.27
  5. Step 5: Solve for x
    x = 327,905,817,425.27/854,791.45
  6. Step 6: Final answer
    x = 383,609.15

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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.