Home / 254,564.20-381,846.30-223,460.20

Finding the Fourth Proportional to 254,564.20, 381,846.30 and 223,460.20

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Solution

The fourth proportional to 254,564.20, 381,846.30 and 223,460.20 is: 335,190.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,564.20 : 381,846.30 = 223,460.20 : x
  2. Step 2: Convert to fraction form
    254,564.20/381,846.30 = 223,460.20/x
  3. Step 3: Cross multiply
    254,564.20x = 381,846.30 × 223,460.20
  4. Step 4: Simplify right side
    254,564.20x = 85,327,450,567.26
  5. Step 5: Solve for x
    x = 85,327,450,567.26/254,564.20
  6. Step 6: Final answer
    x = 335,190.30

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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.