Home / 635,449.35-953,174.03-214,719.15

Finding the Fourth Proportional to 635,449.35, 953,174.03 and 214,719.15

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Solution

The fourth proportional to 635,449.35, 953,174.03 and 214,719.15 is: 322,078.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,449.35 : 953,174.03 = 214,719.15 : x
  2. Step 2: Convert to fraction form
    635,449.35/953,174.03 = 214,719.15/x
  3. Step 3: Cross multiply
    635,449.35x = 953,174.03 × 214,719.15
  4. Step 4: Simplify right side
    635,449.35x = 204,664,716,450.08
  5. Step 5: Solve for x
    x = 204,664,716,450.08/635,449.35
  6. Step 6: Final answer
    x = 322,078.73

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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.