Home / 892,738.87-1,232,131.20-530,358.44

Finding the Fourth Proportional to 892,738.87, 1,232,131.20 and 530,358.44

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Solution

The fourth proportional to 892,738.87, 1,232,131.20 and 530,358.44 is: 731,984.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,738.87 : 1,232,131.20 = 530,358.44 : x
  2. Step 2: Convert to fraction form
    892,738.87/1,232,131.20 = 530,358.44/x
  3. Step 3: Cross multiply
    892,738.87x = 1,232,131.20 × 530,358.44
  4. Step 4: Simplify right side
    892,738.87x = 653,471,172,957.83
  5. Step 5: Solve for x
    x = 653,471,172,957.83/892,738.87
  6. Step 6: Final answer
    x = 731,984.68

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Double scale
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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.