Home / 263,624.77-395,504.58-76,636.27

Finding the Fourth Proportional to 263,624.77, 395,504.58 and 76,636.27

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Solution

The fourth proportional to 263,624.77, 395,504.58 and 76,636.27 is: 114,974.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,624.77 : 395,504.58 = 76,636.27 : x
  2. Step 2: Convert to fraction form
    263,624.77/395,504.58 = 76,636.27/x
  3. Step 3: Cross multiply
    263,624.77x = 395,504.58 × 76,636.27
  4. Step 4: Simplify right side
    263,624.77x = 30,309,994,120.63
  5. Step 5: Solve for x
    x = 30,309,994,120.63/263,624.77
  6. Step 6: Final answer
    x = 114,974.00

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1.5x scale

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.