Home / 892,800.37-1,231,872.83-530,346.43

Finding the Fourth Proportional to 892,800.37, 1,231,872.83 and 530,346.43

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Solution

The fourth proportional to 892,800.37, 1,231,872.83 and 530,346.43 is: 731,764.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,800.37 : 1,231,872.83 = 530,346.43 : x
  2. Step 2: Convert to fraction form
    892,800.37/1,231,872.83 = 530,346.43/x
  3. Step 3: Cross multiply
    892,800.37x = 1,231,872.83 × 530,346.43
  4. Step 4: Simplify right side
    892,800.37x = 653,319,351,873.08
  5. Step 5: Solve for x
    x = 653,319,351,873.08/892,800.37
  6. Step 6: Final answer
    x = 731,764.21

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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.