Home / 417,703.37-576,431.19-226,716.75

Finding the Fourth Proportional to 417,703.37, 576,431.19 and 226,716.75

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Solution

The fourth proportional to 417,703.37, 576,431.19 and 226,716.75 is: 312,869.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,703.37 : 576,431.19 = 226,716.75 : x
  2. Step 2: Convert to fraction form
    417,703.37/576,431.19 = 226,716.75/x
  3. Step 3: Cross multiply
    417,703.37x = 576,431.19 × 226,716.75
  4. Step 4: Simplify right side
    417,703.37x = 130,686,605,995.43
  5. Step 5: Solve for x
    x = 130,686,605,995.43/417,703.37
  6. Step 6: Final answer
    x = 312,869.41

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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.