Home / 445,738.80-615,115.92-241,789.23

Finding the Fourth Proportional to 445,738.80, 615,115.92 and 241,789.23

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Solution

The fourth proportional to 445,738.80, 615,115.92 and 241,789.23 is: 333,667.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,738.80 : 615,115.92 = 241,789.23 : x
  2. Step 2: Convert to fraction form
    445,738.80/615,115.92 = 241,789.23/x
  3. Step 3: Cross multiply
    445,738.80x = 615,115.92 × 241,789.23
  4. Step 4: Simplify right side
    445,738.80x = 148,728,404,657.54
  5. Step 5: Solve for x
    x = 148,728,404,657.54/445,738.80
  6. Step 6: Final answer
    x = 333,667.17

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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.