Home / 957,383.56-1,321,197.33-527,664.79

Finding the Fourth Proportional to 957,383.56, 1,321,197.33 and 527,664.79

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Solution

The fourth proportional to 957,383.56, 1,321,197.33 and 527,664.79 is: 728,181.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,383.56 : 1,321,197.33 = 527,664.79 : x
  2. Step 2: Convert to fraction form
    957,383.56/1,321,197.33 = 527,664.79/x
  3. Step 3: Cross multiply
    957,383.56x = 1,321,197.33 × 527,664.79
  4. Step 4: Simplify right side
    957,383.56x = 697,149,311,351.95
  5. Step 5: Solve for x
    x = 697,149,311,351.95/957,383.56
  6. Step 6: Final answer
    x = 728,181.83

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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.