Home / 906,103.54-1,250,389.25-498,181.11

Finding the Fourth Proportional to 906,103.54, 1,250,389.25 and 498,181.11

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Solution

The fourth proportional to 906,103.54, 1,250,389.25 and 498,181.11 is: 687,471.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,103.54 : 1,250,389.25 = 498,181.11 : x
  2. Step 2: Convert to fraction form
    906,103.54/1,250,389.25 = 498,181.11/x
  3. Step 3: Cross multiply
    906,103.54x = 1,250,389.25 × 498,181.11
  4. Step 4: Simplify right side
    906,103.54x = 622,920,305,504.37
  5. Step 5: Solve for x
    x = 622,920,305,504.37/906,103.54
  6. Step 6: Final answer
    x = 687,471.44

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Double scale
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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.