Home / 417,856.32-576,625.68-226,865.52

Finding the Fourth Proportional to 417,856.32, 576,625.68 and 226,865.52

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Solution

The fourth proportional to 417,856.32, 576,625.68 and 226,865.52 is: 313,065.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,856.32 : 576,625.68 = 226,865.52 : x
  2. Step 2: Convert to fraction form
    417,856.32/576,625.68 = 226,865.52/x
  3. Step 3: Cross multiply
    417,856.32x = 576,625.68 × 226,865.52
  4. Step 4: Simplify right side
    417,856.32x = 130,816,484,738.55
  5. Step 5: Solve for x
    x = 130,816,484,738.55/417,856.32
  6. Step 6: Final answer
    x = 313,065.71

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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.