Home / 427,723.56-590,249.70-236,725.56

Finding the Fourth Proportional to 427,723.56, 590,249.70 and 236,725.56

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Solution

The fourth proportional to 427,723.56, 590,249.70 and 236,725.56 is: 326,676.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,723.56 : 590,249.70 = 236,725.56 : x
  2. Step 2: Convert to fraction form
    427,723.56/590,249.70 = 236,725.56/x
  3. Step 3: Cross multiply
    427,723.56x = 590,249.70 × 236,725.56
  4. Step 4: Simplify right side
    427,723.56x = 139,727,190,772.33
  5. Step 5: Solve for x
    x = 139,727,190,772.33/427,723.56
  6. Step 6: Final answer
    x = 326,676.40

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1.5x scale

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.