Home / 227,262.46-313,438.16-199,979.64

Finding the Fourth Proportional to 227,262.46, 313,438.16 and 199,979.64

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Solution

The fourth proportional to 227,262.46, 313,438.16 and 199,979.64 is: 275,809.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,262.46 : 313,438.16 = 199,979.64 : x
  2. Step 2: Convert to fraction form
    227,262.46/313,438.16 = 199,979.64/x
  3. Step 3: Cross multiply
    227,262.46x = 313,438.16 × 199,979.64
  4. Step 4: Simplify right side
    227,262.46x = 62,681,250,399.06
  5. Step 5: Solve for x
    x = 62,681,250,399.06/227,262.46
  6. Step 6: Final answer
    x = 275,809.96

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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.