Home / 444,140.20-612,879.78-242,936.20

Finding the Fourth Proportional to 444,140.20, 612,879.78 and 242,936.20

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Solution

The fourth proportional to 444,140.20, 612,879.78 and 242,936.20 is: 335,233.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,140.20 : 612,879.78 = 242,936.20 : x
  2. Step 2: Convert to fraction form
    444,140.20/612,879.78 = 242,936.20/x
  3. Step 3: Cross multiply
    444,140.20x = 612,879.78 × 242,936.20
  4. Step 4: Simplify right side
    444,140.20x = 148,890,684,810.04
  5. Step 5: Solve for x
    x = 148,890,684,810.04/444,140.20
  6. Step 6: Final answer
    x = 335,233.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.