Home / 397,789.16-596,680.52-263,454.50

Finding the Fourth Proportional to 397,789.16, 596,680.52 and 263,454.50

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Solution

The fourth proportional to 397,789.16, 596,680.52 and 263,454.50 is: 395,179.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,789.16 : 596,680.52 = 263,454.50 : x
  2. Step 2: Convert to fraction form
    397,789.16/596,680.52 = 263,454.50/x
  3. Step 3: Cross multiply
    397,789.16x = 596,680.52 × 263,454.50
  4. Step 4: Simplify right side
    397,789.16x = 157,198,168,056.34
  5. Step 5: Solve for x
    x = 157,198,168,056.34/397,789.16
  6. Step 6: Final answer
    x = 395,179.62

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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.