Home / 579,844.37-869,558.09-200,662.13

Finding the Fourth Proportional to 579,844.37, 869,558.09 and 200,662.13

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Solution

The fourth proportional to 579,844.37, 869,558.09 and 200,662.13 is: 300,921.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,844.37 : 869,558.09 = 200,662.13 : x
  2. Step 2: Convert to fraction form
    579,844.37/869,558.09 = 200,662.13/x
  3. Step 3: Cross multiply
    579,844.37x = 869,558.09 × 200,662.13
  4. Step 4: Simplify right side
    579,844.37x = 174,487,373,147.03
  5. Step 5: Solve for x
    x = 174,487,373,147.03/579,844.37
  6. Step 6: Final answer
    x = 300,921.05

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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.