Home / 828,847.44-1,143,807.78-466,271.54

Finding the Fourth Proportional to 828,847.44, 1,143,807.78 and 466,271.54

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Solution

The fourth proportional to 828,847.44, 1,143,807.78 and 466,271.54 is: 643,453.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,847.44 : 1,143,807.78 = 466,271.54 : x
  2. Step 2: Convert to fraction form
    828,847.44/1,143,807.78 = 466,271.54/x
  3. Step 3: Cross multiply
    828,847.44x = 1,143,807.78 × 466,271.54
  4. Step 4: Simplify right side
    828,847.44x = 533,325,015,044.58
  5. Step 5: Solve for x
    x = 533,325,015,044.58/828,847.44
  6. Step 6: Final answer
    x = 643,453.78

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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.