Home / 824,467.90-1,236,701.85-404,563.90

Finding the Fourth Proportional to 824,467.90, 1,236,701.85 and 404,563.90

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Solution

The fourth proportional to 824,467.90, 1,236,701.85 and 404,563.90 is: 606,845.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,467.90 : 1,236,701.85 = 404,563.90 : x
  2. Step 2: Convert to fraction form
    824,467.90/1,236,701.85 = 404,563.90/x
  3. Step 3: Cross multiply
    824,467.90x = 1,236,701.85 × 404,563.90
  4. Step 4: Simplify right side
    824,467.90x = 500,324,923,573.22
  5. Step 5: Solve for x
    x = 500,324,923,573.22/824,467.90
  6. Step 6: Final answer
    x = 606,845.85

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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.