Home / 417,977.28-576,809.76-226,993.92

Finding the Fourth Proportional to 417,977.28, 576,809.76 and 226,993.92

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Solution

The fourth proportional to 417,977.28, 576,809.76 and 226,993.92 is: 313,252.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,977.28 : 576,809.76 = 226,993.92 : x
  2. Step 2: Convert to fraction form
    417,977.28/576,809.76 = 226,993.92/x
  3. Step 3: Cross multiply
    417,977.28x = 576,809.76 × 226,993.92
  4. Step 4: Simplify right side
    417,977.28x = 130,932,308,516.66
  5. Step 5: Solve for x
    x = 130,932,308,516.66/417,977.28
  6. Step 6: Final answer
    x = 313,252.21

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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.