Home / 493,439.87-739,563.37-240,341.11

Finding the Fourth Proportional to 493,439.87, 739,563.37 and 240,341.11

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Solution

The fourth proportional to 493,439.87, 739,563.37 and 240,341.11 is: 360,221.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,439.87 : 739,563.37 = 240,341.11 : x
  2. Step 2: Convert to fraction form
    493,439.87/739,563.37 = 240,341.11/x
  3. Step 3: Cross multiply
    493,439.87x = 739,563.37 × 240,341.11
  4. Step 4: Simplify right side
    493,439.87x = 177,747,481,261.14
  5. Step 5: Solve for x
    x = 177,747,481,261.14/493,439.87
  6. Step 6: Final answer
    x = 360,221.16

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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.