Home / 410,618.99-562,538.57-395,267.85

Finding the Fourth Proportional to 410,618.99, 562,538.57 and 395,267.85

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Solution

The fourth proportional to 410,618.99, 562,538.57 and 395,267.85 is: 541,507.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,618.99 : 562,538.57 = 395,267.85 : x
  2. Step 2: Convert to fraction form
    410,618.99/562,538.57 = 395,267.85/x
  3. Step 3: Cross multiply
    410,618.99x = 562,538.57 × 395,267.85
  4. Step 4: Simplify right side
    410,618.99x = 222,353,409,129.64
  5. Step 5: Solve for x
    x = 222,353,409,129.64/410,618.99
  6. Step 6: Final answer
    x = 541,507.85

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.