Home / 892,694.56-1,231,914.54-484,793.20

Finding the Fourth Proportional to 892,694.56, 1,231,914.54 and 484,793.20

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Solution

The fourth proportional to 892,694.56, 1,231,914.54 and 484,793.20 is: 669,012.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,694.56 : 1,231,914.54 = 484,793.20 : x
  2. Step 2: Convert to fraction form
    892,694.56/1,231,914.54 = 484,793.20/x
  3. Step 3: Cross multiply
    892,694.56x = 1,231,914.54 × 484,793.20
  4. Step 4: Simplify right side
    892,694.56x = 597,223,791,973.13
  5. Step 5: Solve for x
    x = 597,223,791,973.13/892,694.56
  6. Step 6: Final answer
    x = 669,012.47

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Double scale
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Similar ratio
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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.