Home / 348,464.06-481,027.20-235,439.90

Finding the Fourth Proportional to 348,464.06, 481,027.20 and 235,439.90

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Solution

The fourth proportional to 348,464.06, 481,027.20 and 235,439.90 is: 325,006.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,464.06 : 481,027.20 = 235,439.90 : x
  2. Step 2: Convert to fraction form
    348,464.06/481,027.20 = 235,439.90/x
  3. Step 3: Cross multiply
    348,464.06x = 481,027.20 × 235,439.90
  4. Step 4: Simplify right side
    348,464.06x = 113,252,995,865.28
  5. Step 5: Solve for x
    x = 113,252,995,865.28/348,464.06
  6. Step 6: Final answer
    x = 325,006.25

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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.