Home / 957,650.30-1,321,572.06-522,067.94

Finding the Fourth Proportional to 957,650.30, 1,321,572.06 and 522,067.94

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Solution

The fourth proportional to 957,650.30, 1,321,572.06 and 522,067.94 is: 720,461.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,650.30 : 1,321,572.06 = 522,067.94 : x
  2. Step 2: Convert to fraction form
    957,650.30/1,321,572.06 = 522,067.94/x
  3. Step 3: Cross multiply
    957,650.30x = 1,321,572.06 × 522,067.94
  4. Step 4: Simplify right side
    957,650.30x = 689,950,396,317.90
  5. Step 5: Solve for x
    x = 689,950,396,317.90/957,650.30
  6. Step 6: Final answer
    x = 720,461.74

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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.