Home / 417,607.07-576,299.25-226,620.41

Finding the Fourth Proportional to 417,607.07, 576,299.25 and 226,620.41

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Solution

The fourth proportional to 417,607.07, 576,299.25 and 226,620.41 is: 312,736.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,607.07 : 576,299.25 = 226,620.41 : x
  2. Step 2: Convert to fraction form
    417,607.07/576,299.25 = 226,620.41/x
  3. Step 3: Cross multiply
    417,607.07x = 576,299.25 × 226,620.41
  4. Step 4: Simplify right side
    417,607.07x = 130,601,169,436.20
  5. Step 5: Solve for x
    x = 130,601,169,436.20/417,607.07
  6. Step 6: Final answer
    x = 312,736.97

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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.