Home / 892,803.56-1,231,877.22-530,349.64

Finding the Fourth Proportional to 892,803.56, 1,231,877.22 and 530,349.64

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Solution

The fourth proportional to 892,803.56, 1,231,877.22 and 530,349.64 is: 731,768.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,803.56 : 1,231,877.22 = 530,349.64 : x
  2. Step 2: Convert to fraction form
    892,803.56/1,231,877.22 = 530,349.64/x
  3. Step 3: Cross multiply
    892,803.56x = 1,231,877.22 × 530,349.64
  4. Step 4: Simplify right side
    892,803.56x = 653,325,640,151.20
  5. Step 5: Solve for x
    x = 653,325,640,151.20/892,803.56
  6. Step 6: Final answer
    x = 731,768.63

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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.