Home / 417,965.06-576,786.69-226,979.82

Finding the Fourth Proportional to 417,965.06, 576,786.69 and 226,979.82

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Solution

The fourth proportional to 417,965.06, 576,786.69 and 226,979.82 is: 313,229.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,965.06 : 576,786.69 = 226,979.82 : x
  2. Step 2: Convert to fraction form
    417,965.06/576,786.69 = 226,979.82/x
  3. Step 3: Cross multiply
    417,965.06x = 576,786.69 × 226,979.82
  4. Step 4: Simplify right side
    417,965.06x = 130,918,939,074.60
  5. Step 5: Solve for x
    x = 130,918,939,074.60/417,965.06
  6. Step 6: Final answer
    x = 313,229.38

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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.