Home / 414,230.24-621,581.28-161,477.76

Finding the Fourth Proportional to 414,230.24, 621,581.28 and 161,477.76

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Solution

The fourth proportional to 414,230.24, 621,581.28 and 161,477.76 is: 242,308.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,230.24 : 621,581.28 = 161,477.76 : x
  2. Step 2: Convert to fraction form
    414,230.24/621,581.28 = 161,477.76/x
  3. Step 3: Cross multiply
    414,230.24x = 621,581.28 × 161,477.76
  4. Step 4: Simplify right side
    414,230.24x = 100,371,552,752.33
  5. Step 5: Solve for x
    x = 100,371,552,752.33/414,230.24
  6. Step 6: Final answer
    x = 242,308.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.