Home / 888,930.78-1,226,727.70-481,032.60

Finding the Fourth Proportional to 888,930.78, 1,226,727.70 and 481,032.60

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Solution

The fourth proportional to 888,930.78, 1,226,727.70 and 481,032.60 is: 663,826.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,930.78 : 1,226,727.70 = 481,032.60 : x
  2. Step 2: Convert to fraction form
    888,930.78/1,226,727.70 = 481,032.60/x
  3. Step 3: Cross multiply
    888,930.78x = 1,226,727.70 × 481,032.60
  4. Step 4: Simplify right side
    888,930.78x = 590,096,015,023.02
  5. Step 5: Solve for x
    x = 590,096,015,023.02/888,930.78
  6. Step 6: Final answer
    x = 663,826.73

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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.