Home / 264,594.24-396,429.12-220,504.32

Finding the Fourth Proportional to 264,594.24, 396,429.12 and 220,504.32

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Solution

The fourth proportional to 264,594.24, 396,429.12 and 220,504.32 is: 330,371.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,594.24 : 396,429.12 = 220,504.32 : x
  2. Step 2: Convert to fraction form
    264,594.24/396,429.12 = 220,504.32/x
  3. Step 3: Cross multiply
    264,594.24x = 396,429.12 × 220,504.32
  4. Step 4: Simplify right side
    264,594.24x = 87,414,333,533.80
  5. Step 5: Solve for x
    x = 87,414,333,533.80/264,594.24
  6. Step 6: Final answer
    x = 330,371.26

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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.