Home / 824,093.44-1,236,140.16-449,912.32

Finding the Fourth Proportional to 824,093.44, 1,236,140.16 and 449,912.32

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Solution

The fourth proportional to 824,093.44, 1,236,140.16 and 449,912.32 is: 674,868.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,093.44 : 1,236,140.16 = 449,912.32 : x
  2. Step 2: Convert to fraction form
    824,093.44/1,236,140.16 = 449,912.32/x
  3. Step 3: Cross multiply
    824,093.44x = 1,236,140.16 × 449,912.32
  4. Step 4: Simplify right side
    824,093.44x = 556,154,687,230.77
  5. Step 5: Solve for x
    x = 556,154,687,230.77/824,093.44
  6. Step 6: Final answer
    x = 674,868.48

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.