Home / 493,923.20-741,057.60-213,641.60

Finding the Fourth Proportional to 493,923.20, 741,057.60 and 213,641.60

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Solution

The fourth proportional to 493,923.20, 741,057.60 and 213,641.60 is: 320,537.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,923.20 : 741,057.60 = 213,641.60 : x
  2. Step 2: Convert to fraction form
    493,923.20/741,057.60 = 213,641.60/x
  3. Step 3: Cross multiply
    493,923.20x = 741,057.60 × 213,641.60
  4. Step 4: Simplify right side
    493,923.20x = 158,320,731,356.16
  5. Step 5: Solve for x
    x = 158,320,731,356.16/493,923.20
  6. Step 6: Final answer
    x = 320,537.14

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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.