Home / 323,217.06-484,164.63-263,458.50

Finding the Fourth Proportional to 323,217.06, 484,164.63 and 263,458.50

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Solution

The fourth proportional to 323,217.06, 484,164.63 and 263,458.50 is: 394,648.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,217.06 : 484,164.63 = 263,458.50 : x
  2. Step 2: Convert to fraction form
    323,217.06/484,164.63 = 263,458.50/x
  3. Step 3: Cross multiply
    323,217.06x = 484,164.63 × 263,458.50
  4. Step 4: Simplify right side
    323,217.06x = 127,557,287,172.86
  5. Step 5: Solve for x
    x = 127,557,287,172.86/323,217.06
  6. Step 6: Final answer
    x = 394,648.99

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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.